> -----Original Message-----
> From: David Marchand <david.march...@redhat.com>
> Sent: Monday, September 5, 2022 2:05 PM
> To: dev@dpdk.org
> Cc: tho...@monjalon.net; Richardson, Bruce <bruce.richard...@intel.com>; Ray
> Kinsella <m...@ashroe.eu>; Zhang, Roy Fan
> <roy.fan.zh...@intel.com>; Ashish Gupta <ashish.gu...@marvell.com>; Yang,
> Qiming <qiming.y...@intel.com>; Wu, Wenjun1
> <wenjun1...@intel.com>; Shijith Thotton <sthot...@marvell.com>;
> Srisivasubramanian Srinivasan <sriniva...@marvell.com>; Xu,
> Rosen <rosen...@intel.com>; Zhang, Tianfei <tianfei.zh...@intel.com>; Sachin
> Saxena <sachin.sax...@oss.nxp.com>; Hemant Agrawal
> <hemant.agra...@nxp.com>; Akhil Goyal <gak...@marvell.com>; Chengwen Feng
> <fengcheng...@huawei.com>; Laatz, Kevin
> <kevin.la...@intel.com>; Ferruh Yigit <ferruh.yi...@xilinx.com>; Andrew
> Rybchenko <andrew.rybche...@oktetlabs.ru>; Gujjar,
> Abhinandan S <abhinandan.guj...@intel.com>; Jerin Jacob <jer...@marvell.com>;
> Jayatheerthan, Jay <jay.jayatheert...@intel.com>;
> Matz, Olivier <olivier.m...@6wind.com>; Ori Kam <or...@nvidia.com>; Maxime
> Coquelin <maxime.coque...@redhat.com>; Xia, Chenbo
> <chenbo....@intel.com>
> Subject: [PATCH v5 08/27] eal: deprecate RTE_FUNC_PTR_* macros
>
> Those macros have no real value and are easily replaced with a simple
> if() block.
>
> Existing users have been converted using a new cocci script.
> Deprecate them.
>
> Signed-off-by: David Marchand <david.march...@redhat.com>
> ---
> devtools/cocci/func_or_ret.cocci | 12 +
> doc/guides/rel_notes/deprecation.rst | 4 +
> doc/guides/rel_notes/release_22_11.rst | 4 +
> drivers/common/qat/qat_device.c | 8 +-
> drivers/common/qat/qat_qp.c | 31 +-
> drivers/compress/qat/qat_comp_pmd.c | 4 +-
> .../scheduler/rte_cryptodev_scheduler.c | 6 +-
> drivers/crypto/scheduler/scheduler_pmd_ops.c | 6 +-
> drivers/net/ixgbe/rte_pmd_ixgbe.c | 3 +-
> drivers/net/liquidio/lio_ethdev.c | 3 +-
> drivers/raw/ifpga/ifpga_rawdev.c | 6 +-
> drivers/raw/skeleton/skeleton_rawdev.c | 21 +-
> lib/compressdev/rte_compressdev.c | 47 +--
> lib/cryptodev/rte_cryptodev.c | 43 ++-
> lib/dmadev/rte_dmadev.c | 21 +-
> lib/dmadev/rte_dmadev.h | 21 +-
> lib/eal/include/rte_dev.h | 7 +-
> lib/ethdev/ethdev_driver.c | 18 +-
> lib/ethdev/ethdev_pci.h | 3 +-
> lib/ethdev/rte_ethdev.c | 276 ++++++++++++------
> lib/ethdev/rte_ethdev.h | 9 +-
> lib/eventdev/rte_event_crypto_adapter.c | 10 +-
> lib/eventdev/rte_event_eth_rx_adapter.c | 13 +-
Looks good to me.
Acked-by: Jay Jayatheerthan <jay.jayatheert...@intel.com>
> lib/eventdev/rte_eventdev.c | 62 ++--
> lib/mempool/rte_mempool_ops.c | 3 +-
> lib/rawdev/rte_rawdev.c | 75 +++--
> lib/regexdev/rte_regexdev.c | 59 ++--
> lib/regexdev/rte_regexdev.h | 6 +-
> lib/security/rte_security.c | 6 +-
> lib/vhost/vdpa.c | 9 +-
> lib/vhost/vhost_user.c | 6 +-
> 31 files changed, 517 insertions(+), 285 deletions(-)
> create mode 100644 devtools/cocci/func_or_ret.cocci
>
> diff --git a/devtools/cocci/func_or_ret.cocci
> b/devtools/cocci/func_or_ret.cocci
> new file mode 100644
> index 0000000000..f23d60cc4e
> --- /dev/null
> +++ b/devtools/cocci/func_or_ret.cocci
> @@ -0,0 +1,12 @@
> +@@
> +expression cond, ret;
> +@@
> +-RTE_FUNC_PTR_OR_ERR_RET(cond, ret);
> ++if (cond == NULL)
> ++ return ret;
> +@@
> +expression cond;
> +@@
> +-RTE_FUNC_PTR_OR_RET(cond);
> ++if (cond == NULL)
> ++ return;
> diff --git a/doc/guides/rel_notes/deprecation.rst
> b/doc/guides/rel_notes/deprecation.rst
> index dba252067c..5b4ffc992d 100644
> --- a/doc/guides/rel_notes/deprecation.rst
> +++ b/doc/guides/rel_notes/deprecation.rst
> @@ -14,6 +14,10 @@ Deprecation Notices
> * kvargs: The function ``rte_kvargs_process`` will get a new parameter
> for returning key match count. It will ease handling of no-match case.
>
> +* eal: RTE_FUNC_PTR_OR_* macros have been marked deprecated and will be
> removed
> + in the future. Applications can use ``devtools/cocci/func_or_ret.cocci``
> + to update their code.
> +
> * eal: The function ``rte_eal_remote_launch`` will return new error codes
> after read or write error on the pipe, instead of calling ``rte_panic``.
>
> diff --git a/doc/guides/rel_notes/release_22_11.rst
> b/doc/guides/rel_notes/release_22_11.rst
> index 3cea3aa8eb..225a380de0 100644
> --- a/doc/guides/rel_notes/release_22_11.rst
> +++ b/doc/guides/rel_notes/release_22_11.rst
> @@ -84,6 +84,10 @@ API Changes
> Also, make sure to start the actual text at the margin.
> =======================================================
>
> +* eal: RTE_FUNC_PTR_OR_* macros have been marked deprecated and will be
> removed
> + in the future. Applications can use ``devtools/cocci/func_or_ret.cocci``
> + to update their code.
> +
> * raw/ifgpa: The function ``rte_pmd_ifpga_get_pci_bus`` has been removed.
>
>
> diff --git a/drivers/common/qat/qat_device.c b/drivers/common/qat/qat_device.c
> index db4b087d2b..30e5cdb573 100644
> --- a/drivers/common/qat/qat_device.c
> +++ b/drivers/common/qat/qat_device.c
> @@ -58,8 +58,8 @@ qat_pci_get_extra_size(enum qat_device_gen qat_dev_gen)
> {
> struct qat_dev_hw_spec_funcs *ops_hw =
> qat_dev_hw_spec[qat_dev_gen];
> - RTE_FUNC_PTR_OR_ERR_RET(ops_hw->qat_dev_get_extra_size,
> - -ENOTSUP);
> + if (ops_hw->qat_dev_get_extra_size == NULL)
> + return -ENOTSUP;
> return ops_hw->qat_dev_get_extra_size();
> }
>
> @@ -381,8 +381,8 @@ static int qat_pci_probe(struct rte_pci_driver *pci_drv
> __rte_unused,
> return -ENODEV;
>
> ops_hw = qat_dev_hw_spec[qat_pci_dev->qat_dev_gen];
> - RTE_FUNC_PTR_OR_ERR_RET(ops_hw->qat_dev_reset_ring_pairs,
> - -ENOTSUP);
> + if (ops_hw->qat_dev_reset_ring_pairs == NULL)
> + return -ENOTSUP;
> if (ops_hw->qat_dev_reset_ring_pairs(qat_pci_dev)) {
> QAT_LOG(ERR,
> "Cannot reset ring pairs, does pf driver supports pf2vf
> comms?"
> diff --git a/drivers/common/qat/qat_qp.c b/drivers/common/qat/qat_qp.c
> index 08ac91eac4..8674eccdca 100644
> --- a/drivers/common/qat/qat_qp.c
> +++ b/drivers/common/qat/qat_qp.c
> @@ -370,8 +370,8 @@ adf_queue_arb_enable(struct qat_pci_device *qat_dev,
> struct qat_queue *txq,
> struct qat_qp_hw_spec_funcs *ops =
> qat_qp_hw_spec[qat_dev->qat_dev_gen];
>
> - RTE_FUNC_PTR_OR_ERR_RET(ops->qat_qp_adf_arb_enable,
> - -ENOTSUP);
> + if (ops->qat_qp_adf_arb_enable == NULL)
> + return -ENOTSUP;
> ops->qat_qp_adf_arb_enable(txq, base_addr, lock);
> return 0;
> }
> @@ -383,8 +383,8 @@ adf_queue_arb_disable(enum qat_device_gen qat_dev_gen,
> struct qat_queue *txq,
> struct qat_qp_hw_spec_funcs *ops =
> qat_qp_hw_spec[qat_dev_gen];
>
> - RTE_FUNC_PTR_OR_ERR_RET(ops->qat_qp_adf_arb_disable,
> - -ENOTSUP);
> + if (ops->qat_qp_adf_arb_disable == NULL)
> + return -ENOTSUP;
> ops->qat_qp_adf_arb_disable(txq, base_addr, lock);
> return 0;
> }
> @@ -396,8 +396,8 @@ qat_qp_build_ring_base(struct qat_pci_device *qat_dev,
> void *io_addr,
> struct qat_qp_hw_spec_funcs *ops =
> qat_qp_hw_spec[qat_dev->qat_dev_gen];
>
> - RTE_FUNC_PTR_OR_ERR_RET(ops->qat_qp_build_ring_base,
> - -ENOTSUP);
> + if (ops->qat_qp_build_ring_base == NULL)
> + return -ENOTSUP;
> ops->qat_qp_build_ring_base(io_addr, queue);
> return 0;
> }
> @@ -409,8 +409,8 @@ qat_qps_per_service(struct qat_pci_device *qat_dev,
> struct qat_qp_hw_spec_funcs *ops =
> qat_qp_hw_spec[qat_dev->qat_dev_gen];
>
> - RTE_FUNC_PTR_OR_ERR_RET(ops->qat_qp_rings_per_service,
> - -ENOTSUP);
> + if (ops->qat_qp_rings_per_service == NULL)
> + return -ENOTSUP;
> return ops->qat_qp_rings_per_service(qat_dev, service);
> }
>
> @@ -421,7 +421,8 @@ qat_qp_get_hw_data(struct qat_pci_device *qat_dev,
> struct qat_qp_hw_spec_funcs *ops =
> qat_qp_hw_spec[qat_dev->qat_dev_gen];
>
> - RTE_FUNC_PTR_OR_ERR_RET(ops->qat_qp_get_hw_data, NULL);
> + if (ops->qat_qp_get_hw_data == NULL)
> + return NULL;
> return ops->qat_qp_get_hw_data(qat_dev, service, qp_id);
> }
>
> @@ -431,8 +432,8 @@ qat_read_qp_config(struct qat_pci_device *qat_dev)
> struct qat_dev_hw_spec_funcs *ops_hw =
> qat_dev_hw_spec[qat_dev->qat_dev_gen];
>
> - RTE_FUNC_PTR_OR_ERR_RET(ops_hw->qat_dev_read_config,
> - -ENOTSUP);
> + if (ops_hw->qat_dev_read_config == NULL)
> + return -ENOTSUP;
> return ops_hw->qat_dev_read_config(qat_dev);
> }
>
> @@ -442,8 +443,8 @@ adf_configure_queues(struct qat_qp *qp, enum
> qat_device_gen qat_dev_gen)
> struct qat_qp_hw_spec_funcs *ops =
> qat_qp_hw_spec[qat_dev_gen];
>
> - RTE_FUNC_PTR_OR_ERR_RET(ops->qat_qp_adf_configure_queues,
> - -ENOTSUP);
> + if (ops->qat_qp_adf_configure_queues == NULL)
> + return -ENOTSUP;
> ops->qat_qp_adf_configure_queues(qp);
> return 0;
> }
> @@ -483,8 +484,8 @@ qat_qp_csr_setup(struct qat_pci_device *qat_dev,
> struct qat_qp_hw_spec_funcs *ops =
> qat_qp_hw_spec[qat_dev->qat_dev_gen];
>
> - RTE_FUNC_PTR_OR_ERR_RET(ops->qat_qp_csr_setup,
> - -ENOTSUP);
> + if (ops->qat_qp_csr_setup == NULL)
> + return -ENOTSUP;
> ops->qat_qp_csr_setup(qat_dev, io_addr, qp);
> return 0;
> }
> diff --git a/drivers/compress/qat/qat_comp_pmd.c
> b/drivers/compress/qat/qat_comp_pmd.c
> index dc8db84a68..6fb8cf69be 100644
> --- a/drivers/compress/qat/qat_comp_pmd.c
> +++ b/drivers/compress/qat/qat_comp_pmd.c
> @@ -25,8 +25,8 @@ qat_comp_capabilities_info qat_comp_get_capa_info(
>
> if (qat_dev_gen >= QAT_N_GENS)
> return ret;
> - RTE_FUNC_PTR_OR_ERR_RET(qat_comp_gen_dev_ops[qat_dev_gen]
> - .qat_comp_get_capabilities, ret);
> + if (qat_comp_gen_dev_ops[qat_dev_gen].qat_comp_get_capabilities == NULL)
> + return ret;
> return qat_comp_gen_dev_ops[qat_dev_gen]
> .qat_comp_get_capabilities(qat_dev);
> }
> diff --git a/drivers/crypto/scheduler/rte_cryptodev_scheduler.c
> b/drivers/crypto/scheduler/rte_cryptodev_scheduler.c
> index 1e0c4fe464..258d6f8c43 100644
> --- a/drivers/crypto/scheduler/rte_cryptodev_scheduler.c
> +++ b/drivers/crypto/scheduler/rte_cryptodev_scheduler.c
> @@ -541,7 +541,8 @@ rte_cryptodev_scheduler_option_set(uint8_t scheduler_id,
>
> sched_ctx = dev->data->dev_private;
>
> - RTE_FUNC_PTR_OR_ERR_RET(*sched_ctx->ops.option_set, -ENOTSUP);
> + if (*sched_ctx->ops.option_set == NULL)
> + return -ENOTSUP;
>
> return (*sched_ctx->ops.option_set)(dev, option_type, option);
> }
> @@ -571,7 +572,8 @@ rte_cryptodev_scheduler_option_get(uint8_t scheduler_id,
>
> sched_ctx = dev->data->dev_private;
>
> - RTE_FUNC_PTR_OR_ERR_RET(*sched_ctx->ops.option_get, -ENOTSUP);
> + if (*sched_ctx->ops.option_get == NULL)
> + return -ENOTSUP;
>
> return (*sched_ctx->ops.option_get)(dev, option_type, option);
> }
> diff --git a/drivers/crypto/scheduler/scheduler_pmd_ops.c
> b/drivers/crypto/scheduler/scheduler_pmd_ops.c
> index f3a1bd626c..83ae6b6be9 100644
> --- a/drivers/crypto/scheduler/scheduler_pmd_ops.c
> +++ b/drivers/crypto/scheduler/scheduler_pmd_ops.c
> @@ -160,7 +160,8 @@ scheduler_pmd_start(struct rte_cryptodev *dev)
> return -1;
> }
>
> - RTE_FUNC_PTR_OR_ERR_RET(*sched_ctx->ops.worker_attach, -ENOTSUP);
> + if (*sched_ctx->ops.worker_attach == NULL)
> + return -ENOTSUP;
>
> for (i = 0; i < sched_ctx->nb_workers; i++) {
> uint8_t worker_dev_id = sched_ctx->workers[i].dev_id;
> @@ -171,7 +172,8 @@ scheduler_pmd_start(struct rte_cryptodev *dev)
> }
> }
>
> - RTE_FUNC_PTR_OR_ERR_RET(*sched_ctx->ops.scheduler_start, -ENOTSUP);
> + if (*sched_ctx->ops.scheduler_start == NULL)
> + return -ENOTSUP;
>
> if ((*sched_ctx->ops.scheduler_start)(dev) < 0) {
> CR_SCHED_LOG(ERR, "Scheduler start failed");
> diff --git a/drivers/net/ixgbe/rte_pmd_ixgbe.c
> b/drivers/net/ixgbe/rte_pmd_ixgbe.c
> index 9729f8575f..89fe3a828a 100644
> --- a/drivers/net/ixgbe/rte_pmd_ixgbe.c
> +++ b/drivers/net/ixgbe/rte_pmd_ixgbe.c
> @@ -291,7 +291,8 @@ rte_pmd_ixgbe_set_vf_vlan_stripq(uint16_t port, uint16_t
> vf, uint8_t on)
> if (on > 1)
> return -EINVAL;
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_strip_queue_set, -ENOTSUP);
> + if (*dev->dev_ops->vlan_strip_queue_set == NULL)
> + return -ENOTSUP;
>
> /* The PF has 128 queue pairs and in SRIOV configuration
> * those queues will be assigned to VF's, so RXDCTL
> diff --git a/drivers/net/liquidio/lio_ethdev.c
> b/drivers/net/liquidio/lio_ethdev.c
> index 90ffe31b9f..ebcfbb1a5c 100644
> --- a/drivers/net/liquidio/lio_ethdev.c
> +++ b/drivers/net/liquidio/lio_ethdev.c
> @@ -281,7 +281,8 @@ lio_dev_xstats_reset(struct rte_eth_dev *eth_dev)
> }
>
> /* clear stored per queue stats */
> - RTE_FUNC_PTR_OR_ERR_RET(*eth_dev->dev_ops->stats_reset, 0);
> + if (*eth_dev->dev_ops->stats_reset == NULL)
> + return 0;
> return (*eth_dev->dev_ops->stats_reset)(eth_dev);
> }
>
> diff --git a/drivers/raw/ifpga/ifpga_rawdev.c
> b/drivers/raw/ifpga/ifpga_rawdev.c
> index 78a7123528..3b616c45ff 100644
> --- a/drivers/raw/ifpga/ifpga_rawdev.c
> +++ b/drivers/raw/ifpga/ifpga_rawdev.c
> @@ -713,7 +713,8 @@ ifpga_rawdev_configure(const struct rte_rawdev *dev,
> {
> IFPGA_RAWDEV_PMD_FUNC_TRACE();
>
> - RTE_FUNC_PTR_OR_ERR_RET(dev, -EINVAL);
> + if (dev == NULL)
> + return -EINVAL;
>
> return config ? 0 : 1;
> }
> @@ -726,7 +727,8 @@ ifpga_rawdev_start(struct rte_rawdev *dev)
>
> IFPGA_RAWDEV_PMD_FUNC_TRACE();
>
> - RTE_FUNC_PTR_OR_ERR_RET(dev, -EINVAL);
> + if (dev == NULL)
> + return -EINVAL;
>
> adapter = ifpga_rawdev_get_priv(dev);
> if (!adapter)
> diff --git a/drivers/raw/skeleton/skeleton_rawdev.c
> b/drivers/raw/skeleton/skeleton_rawdev.c
> index 16ecae3d92..72d3b69d75 100644
> --- a/drivers/raw/skeleton/skeleton_rawdev.c
> +++ b/drivers/raw/skeleton/skeleton_rawdev.c
> @@ -76,7 +76,8 @@ static int skeleton_rawdev_configure(const struct
> rte_rawdev *dev,
>
> SKELETON_PMD_FUNC_TRACE();
>
> - RTE_FUNC_PTR_OR_ERR_RET(dev, -EINVAL);
> + if (dev == NULL)
> + return -EINVAL;
>
> if (config == NULL || config_size != sizeof(*skeldev_conf)) {
> SKELETON_PMD_ERR("Invalid configuration");
> @@ -106,7 +107,8 @@ static int skeleton_rawdev_start(struct rte_rawdev *dev)
>
> SKELETON_PMD_FUNC_TRACE();
>
> - RTE_FUNC_PTR_OR_ERR_RET(dev, -EINVAL);
> + if (dev == NULL)
> + return -EINVAL;
>
> skeldev = skeleton_rawdev_get_priv(dev);
>
> @@ -169,7 +171,8 @@ static int skeleton_rawdev_close(struct rte_rawdev *dev)
>
> SKELETON_PMD_FUNC_TRACE();
>
> - RTE_FUNC_PTR_OR_ERR_RET(dev, -EINVAL);
> + if (dev == NULL)
> + return -EINVAL;
>
> skeldev = skeleton_rawdev_get_priv(dev);
>
> @@ -212,7 +215,8 @@ static int skeleton_rawdev_reset(struct rte_rawdev *dev)
>
> SKELETON_PMD_FUNC_TRACE();
>
> - RTE_FUNC_PTR_OR_ERR_RET(dev, -EINVAL);
> + if (dev == NULL)
> + return -EINVAL;
>
> skeldev = skeleton_rawdev_get_priv(dev);
>
> @@ -295,7 +299,8 @@ static int skeleton_rawdev_queue_release(struct
> rte_rawdev *dev,
>
> SKELETON_PMD_FUNC_TRACE();
>
> - RTE_FUNC_PTR_OR_ERR_RET(dev, -EINVAL);
> + if (dev == NULL)
> + return -EINVAL;
>
> skeldev = skeleton_rawdev_get_priv(dev);
>
> @@ -317,7 +322,8 @@ static uint16_t skeleton_rawdev_queue_count(struct
> rte_rawdev *dev)
>
> SKELETON_PMD_FUNC_TRACE();
>
> - RTE_FUNC_PTR_OR_ERR_RET(dev, -EINVAL);
> + if (dev == NULL)
> + return -EINVAL;
>
> skeldev = skeleton_rawdev_get_priv(dev);
> return skeldev->num_queues;
> @@ -468,7 +474,8 @@ static int skeleton_rawdev_firmware_status_get(struct
> rte_rawdev *dev,
>
> skeldev = skeleton_rawdev_get_priv(dev);
>
> - RTE_FUNC_PTR_OR_ERR_RET(dev, -EINVAL);
> + if (dev == NULL)
> + return -EINVAL;
>
> if (status_info)
> memcpy(status_info, &skeldev->fw.firmware_state,
> diff --git a/lib/compressdev/rte_compressdev.c
> b/lib/compressdev/rte_compressdev.c
> index 22c438f2dd..5ddbc3f9c0 100644
> --- a/lib/compressdev/rte_compressdev.c
> +++ b/lib/compressdev/rte_compressdev.c
> @@ -315,7 +315,8 @@ rte_compressdev_queue_pairs_config(struct rte_compressdev
> *dev,
>
> memset(&dev_info, 0, sizeof(struct rte_compressdev_info));
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
> + if (*dev->dev_ops->dev_infos_get == NULL)
> + return -ENOTSUP;
> (*dev->dev_ops->dev_infos_get)(dev, &dev_info);
>
> if ((dev_info.max_nb_queue_pairs != 0) &&
> @@ -344,8 +345,8 @@ rte_compressdev_queue_pairs_config(struct rte_compressdev
> *dev,
>
> qp = dev->data->queue_pairs;
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_pair_release,
> - -ENOTSUP);
> + if (*dev->dev_ops->queue_pair_release == NULL)
> + return -ENOTSUP;
>
> for (i = nb_qpairs; i < old_nb_queues; i++) {
> ret = (*dev->dev_ops->queue_pair_release)(dev, i);
> @@ -395,8 +396,8 @@ rte_compressdev_queue_pairs_release(struct
> rte_compressdev *dev)
> COMPRESSDEV_LOG(DEBUG, "Free %d queues pairs on device %u",
> dev->data->nb_queue_pairs, dev->data->dev_id);
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_pair_release,
> - -ENOTSUP);
> + if (*dev->dev_ops->queue_pair_release == NULL)
> + return -ENOTSUP;
>
> for (i = 0; i < num_qps; i++) {
> ret = (*dev->dev_ops->queue_pair_release)(dev, i);
> @@ -430,7 +431,8 @@ rte_compressdev_configure(uint8_t dev_id, struct
> rte_compressdev_config *config)
> return -EBUSY;
> }
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_configure, -ENOTSUP);
> + if (*dev->dev_ops->dev_configure == NULL)
> + return -ENOTSUP;
>
> /* Setup new number of queue pairs and reconfigure device. */
> diag = rte_compressdev_queue_pairs_config(dev, config->nb_queue_pairs,
> @@ -460,7 +462,8 @@ rte_compressdev_start(uint8_t dev_id)
>
> dev = &rte_comp_devices[dev_id];
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_start, -ENOTSUP);
> + if (*dev->dev_ops->dev_start == NULL)
> + return -ENOTSUP;
>
> if (dev->data->dev_started != 0) {
> COMPRESSDEV_LOG(ERR,
> @@ -489,7 +492,8 @@ rte_compressdev_stop(uint8_t dev_id)
>
> dev = &rte_comp_devices[dev_id];
>
> - RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_stop);
> + if (*dev->dev_ops->dev_stop == NULL)
> + return;
>
> if (dev->data->dev_started == 0) {
> COMPRESSDEV_LOG(ERR,
> @@ -527,7 +531,8 @@ rte_compressdev_close(uint8_t dev_id)
> if (retval < 0)
> return retval;
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_close, -ENOTSUP);
> + if (*dev->dev_ops->dev_close == NULL)
> + return -ENOTSUP;
> retval = (*dev->dev_ops->dev_close)(dev);
>
> if (retval < 0)
> @@ -565,7 +570,8 @@ rte_compressdev_queue_pair_setup(uint8_t dev_id, uint16_t
> queue_pair_id,
> return -EINVAL;
> }
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_pair_setup, -ENOTSUP);
> + if (*dev->dev_ops->queue_pair_setup == NULL)
> + return -ENOTSUP;
>
> return (*dev->dev_ops->queue_pair_setup)(dev, queue_pair_id,
> max_inflight_ops, socket_id);
> @@ -611,7 +617,8 @@ rte_compressdev_stats_get(uint8_t dev_id, struct
> rte_compressdev_stats *stats)
> dev = &rte_comp_devices[dev_id];
> memset(stats, 0, sizeof(*stats));
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->stats_get, -ENOTSUP);
> + if (*dev->dev_ops->stats_get == NULL)
> + return -ENOTSUP;
> (*dev->dev_ops->stats_get)(dev, stats);
> return 0;
> }
> @@ -628,7 +635,8 @@ rte_compressdev_stats_reset(uint8_t dev_id)
>
> dev = &rte_comp_devices[dev_id];
>
> - RTE_FUNC_PTR_OR_RET(*dev->dev_ops->stats_reset);
> + if (*dev->dev_ops->stats_reset == NULL)
> + return;
> (*dev->dev_ops->stats_reset)(dev);
> }
>
> @@ -647,7 +655,8 @@ rte_compressdev_info_get(uint8_t dev_id, struct
> rte_compressdev_info *dev_info)
>
> memset(dev_info, 0, sizeof(struct rte_compressdev_info));
>
> - RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_infos_get);
> + if (*dev->dev_ops->dev_infos_get == NULL)
> + return;
> (*dev->dev_ops->dev_infos_get)(dev, dev_info);
>
> dev_info->driver_name = dev->device->driver->name;
> @@ -666,7 +675,8 @@ rte_compressdev_private_xform_create(uint8_t dev_id,
> if (xform == NULL || priv_xform == NULL || dev == NULL)
> return -EINVAL;
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->private_xform_create, -ENOTSUP);
> + if (*dev->dev_ops->private_xform_create == NULL)
> + return -ENOTSUP;
> ret = (*dev->dev_ops->private_xform_create)(dev, xform, priv_xform);
> if (ret < 0) {
> COMPRESSDEV_LOG(ERR,
> @@ -689,7 +699,8 @@ rte_compressdev_private_xform_free(uint8_t dev_id, void
> *priv_xform)
> if (dev == NULL || priv_xform == NULL)
> return -EINVAL;
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->private_xform_free, -ENOTSUP);
> + if (*dev->dev_ops->private_xform_free == NULL)
> + return -ENOTSUP;
> ret = dev->dev_ops->private_xform_free(dev, priv_xform);
> if (ret < 0) {
> COMPRESSDEV_LOG(ERR,
> @@ -714,7 +725,8 @@ rte_compressdev_stream_create(uint8_t dev_id,
> if (xform == NULL || dev == NULL || stream == NULL)
> return -EINVAL;
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->stream_create, -ENOTSUP);
> + if (*dev->dev_ops->stream_create == NULL)
> + return -ENOTSUP;
> ret = (*dev->dev_ops->stream_create)(dev, xform, stream);
> if (ret < 0) {
> COMPRESSDEV_LOG(ERR,
> @@ -738,7 +750,8 @@ rte_compressdev_stream_free(uint8_t dev_id, void *stream)
> if (dev == NULL || stream == NULL)
> return -EINVAL;
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->stream_free, -ENOTSUP);
> + if (*dev->dev_ops->stream_free == NULL)
> + return -ENOTSUP;
> ret = dev->dev_ops->stream_free(dev, stream);
> if (ret < 0) {
> COMPRESSDEV_LOG(ERR,
> diff --git a/lib/cryptodev/rte_cryptodev.c b/lib/cryptodev/rte_cryptodev.c
> index 42f3221052..6250302f3b 100644
> --- a/lib/cryptodev/rte_cryptodev.c
> +++ b/lib/cryptodev/rte_cryptodev.c
> @@ -978,7 +978,8 @@ rte_cryptodev_queue_pairs_config(struct rte_cryptodev
> *dev, uint16_t nb_qpairs,
>
> memset(&dev_info, 0, sizeof(struct rte_cryptodev_info));
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
> + if (*dev->dev_ops->dev_infos_get == NULL)
> + return -ENOTSUP;
> (*dev->dev_ops->dev_infos_get)(dev, &dev_info);
>
> if (nb_qpairs > (dev_info.max_nb_queue_pairs)) {
> @@ -1007,8 +1008,8 @@ rte_cryptodev_queue_pairs_config(struct rte_cryptodev
> *dev, uint16_t nb_qpairs,
>
> qp = dev->data->queue_pairs;
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_pair_release,
> - -ENOTSUP);
> + if (*dev->dev_ops->queue_pair_release == NULL)
> + return -ENOTSUP;
>
> for (i = nb_qpairs; i < old_nb_queues; i++) {
> ret = (*dev->dev_ops->queue_pair_release)(dev, i);
> @@ -1041,7 +1042,8 @@ rte_cryptodev_configure(uint8_t dev_id, struct
> rte_cryptodev_config *config)
> return -EBUSY;
> }
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_configure, -ENOTSUP);
> + if (*dev->dev_ops->dev_configure == NULL)
> + return -ENOTSUP;
>
> rte_spinlock_lock(&rte_cryptodev_callback_lock);
> cryptodev_cb_cleanup(dev);
> @@ -1083,7 +1085,8 @@ rte_cryptodev_start(uint8_t dev_id)
>
> dev = &rte_crypto_devices[dev_id];
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_start, -ENOTSUP);
> + if (*dev->dev_ops->dev_start == NULL)
> + return -ENOTSUP;
>
> if (dev->data->dev_started != 0) {
> CDEV_LOG_ERR("Device with dev_id=%" PRIu8 " already started",
> @@ -1116,7 +1119,8 @@ rte_cryptodev_stop(uint8_t dev_id)
>
> dev = &rte_crypto_devices[dev_id];
>
> - RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_stop);
> + if (*dev->dev_ops->dev_stop == NULL)
> + return;
>
> if (dev->data->dev_started == 0) {
> CDEV_LOG_ERR("Device with dev_id=%" PRIu8 " already stopped",
> @@ -1163,7 +1167,8 @@ rte_cryptodev_close(uint8_t dev_id)
> }
> }
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_close, -ENOTSUP);
> + if (*dev->dev_ops->dev_close == NULL)
> + return -ENOTSUP;
> retval = (*dev->dev_ops->dev_close)(dev);
> rte_cryptodev_trace_close(dev_id, retval);
>
> @@ -1262,7 +1267,8 @@ rte_cryptodev_queue_pair_setup(uint8_t dev_id, uint16_t
> queue_pair_id,
> return -EBUSY;
> }
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_pair_setup, -ENOTSUP);
> + if (*dev->dev_ops->queue_pair_setup == NULL)
> + return -ENOTSUP;
>
> rte_cryptodev_trace_queue_pair_setup(dev_id, queue_pair_id, qp_conf);
> return (*dev->dev_ops->queue_pair_setup)(dev, queue_pair_id, qp_conf,
> @@ -1557,7 +1563,8 @@ rte_cryptodev_stats_get(uint8_t dev_id, struct
> rte_cryptodev_stats *stats)
> dev = &rte_crypto_devices[dev_id];
> memset(stats, 0, sizeof(*stats));
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->stats_get, -ENOTSUP);
> + if (*dev->dev_ops->stats_get == NULL)
> + return -ENOTSUP;
> (*dev->dev_ops->stats_get)(dev, stats);
> return 0;
> }
> @@ -1574,7 +1581,8 @@ rte_cryptodev_stats_reset(uint8_t dev_id)
>
> dev = &rte_crypto_devices[dev_id];
>
> - RTE_FUNC_PTR_OR_RET(*dev->dev_ops->stats_reset);
> + if (*dev->dev_ops->stats_reset == NULL)
> + return;
> (*dev->dev_ops->stats_reset)(dev);
> }
>
> @@ -1592,7 +1600,8 @@ rte_cryptodev_info_get(uint8_t dev_id, struct
> rte_cryptodev_info *dev_info)
>
> memset(dev_info, 0, sizeof(struct rte_cryptodev_info));
>
> - RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_infos_get);
> + if (*dev->dev_ops->dev_infos_get == NULL)
> + return;
> (*dev->dev_ops->dev_infos_get)(dev, dev_info);
>
> dev_info->driver_name = dev->device->driver->name;
> @@ -1739,7 +1748,8 @@ rte_cryptodev_sym_session_init(uint8_t dev_id,
> if (index >= sess->nb_drivers)
> return -EINVAL;
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->sym_session_configure, -ENOTSUP);
> + if (*dev->dev_ops->sym_session_configure == NULL)
> + return -ENOTSUP;
>
> if (sess->sess_data[index].refcnt == 0) {
> ret = dev->dev_ops->sym_session_configure(dev, xforms,
> @@ -1968,7 +1978,8 @@ rte_cryptodev_asym_session_create(uint8_t dev_id,
> /* Clear device session pointer.*/
> memset(sess->sess_private_data, 0, session_priv_data_sz +
> sess->user_data_sz);
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->asym_session_configure,
> -ENOTSUP);
> + if (*dev->dev_ops->asym_session_configure == NULL)
> + return -ENOTSUP;
>
> if (sess->sess_private_data[0] == 0) {
> ret = dev->dev_ops->asym_session_configure(dev, xforms, sess);
> @@ -2007,7 +2018,8 @@ rte_cryptodev_sym_session_clear(uint8_t dev_id,
> if (--sess->sess_data[driver_id].refcnt != 0)
> return -EBUSY;
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->sym_session_clear, -ENOTSUP);
> + if (*dev->dev_ops->sym_session_clear == NULL)
> + return -ENOTSUP;
>
> dev->dev_ops->sym_session_clear(dev, sess);
>
> @@ -2054,7 +2066,8 @@ rte_cryptodev_asym_session_free(uint8_t dev_id, void
> *sess)
> if (dev == NULL || sess == NULL)
> return -EINVAL;
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->asym_session_clear, -ENOTSUP);
> + if (*dev->dev_ops->asym_session_clear == NULL)
> + return -ENOTSUP;
>
> dev->dev_ops->asym_session_clear(dev, sess);
>
> diff --git a/lib/dmadev/rte_dmadev.c b/lib/dmadev/rte_dmadev.c
> index 174d4c40ae..d575c14493 100644
> --- a/lib/dmadev/rte_dmadev.c
> +++ b/lib/dmadev/rte_dmadev.c
> @@ -420,7 +420,8 @@ rte_dma_info_get(int16_t dev_id, struct rte_dma_info
> *dev_info)
> if (!rte_dma_is_valid(dev_id) || dev_info == NULL)
> return -EINVAL;
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_info_get, -ENOTSUP);
> + if (*dev->dev_ops->dev_info_get == NULL)
> + return -ENOTSUP;
> memset(dev_info, 0, sizeof(struct rte_dma_info));
> ret = (*dev->dev_ops->dev_info_get)(dev, dev_info,
> sizeof(struct rte_dma_info));
> @@ -472,7 +473,8 @@ rte_dma_configure(int16_t dev_id, const struct
> rte_dma_conf *dev_conf)
> return -EINVAL;
> }
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_configure, -ENOTSUP);
> + if (*dev->dev_ops->dev_configure == NULL)
> + return -ENOTSUP;
> ret = (*dev->dev_ops->dev_configure)(dev, dev_conf,
> sizeof(struct rte_dma_conf));
> if (ret == 0)
> @@ -555,7 +557,8 @@ rte_dma_close(int16_t dev_id)
> return -EBUSY;
> }
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_close, -ENOTSUP);
> + if (*dev->dev_ops->dev_close == NULL)
> + return -ENOTSUP;
> ret = (*dev->dev_ops->dev_close)(dev);
> if (ret == 0)
> dma_release(dev);
> @@ -648,7 +651,8 @@ rte_dma_vchan_setup(int16_t dev_id, uint16_t vchan,
> return -EINVAL;
> }
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vchan_setup, -ENOTSUP);
> + if (*dev->dev_ops->vchan_setup == NULL)
> + return -ENOTSUP;
> return (*dev->dev_ops->vchan_setup)(dev, vchan, conf,
> sizeof(struct rte_dma_vchan_conf));
> }
> @@ -668,7 +672,8 @@ rte_dma_stats_get(int16_t dev_id, uint16_t vchan, struct
> rte_dma_stats *stats)
> return -EINVAL;
> }
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->stats_get, -ENOTSUP);
> + if (*dev->dev_ops->stats_get == NULL)
> + return -ENOTSUP;
> memset(stats, 0, sizeof(struct rte_dma_stats));
> return (*dev->dev_ops->stats_get)(dev, vchan, stats,
> sizeof(struct rte_dma_stats));
> @@ -689,7 +694,8 @@ rte_dma_stats_reset(int16_t dev_id, uint16_t vchan)
> return -EINVAL;
> }
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->stats_reset, -ENOTSUP);
> + if (*dev->dev_ops->stats_reset == NULL)
> + return -ENOTSUP;
> return (*dev->dev_ops->stats_reset)(dev, vchan);
> }
>
> @@ -706,7 +712,8 @@ rte_dma_vchan_status(int16_t dev_id, uint16_t vchan, enum
> rte_dma_vchan_status *
> return -EINVAL;
> }
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vchan_status, -ENOTSUP);
> + if (*dev->dev_ops->vchan_status == NULL)
> + return -ENOTSUP;
> return (*dev->dev_ops->vchan_status)(dev, vchan, status);
> }
>
> diff --git a/lib/dmadev/rte_dmadev.h b/lib/dmadev/rte_dmadev.h
> index e7f992b734..e61d71959e 100644
> --- a/lib/dmadev/rte_dmadev.h
> +++ b/lib/dmadev/rte_dmadev.h
> @@ -860,7 +860,8 @@ rte_dma_copy(int16_t dev_id, uint16_t vchan, rte_iova_t
> src, rte_iova_t dst,
> #ifdef RTE_DMADEV_DEBUG
> if (!rte_dma_is_valid(dev_id) || length == 0)
> return -EINVAL;
> - RTE_FUNC_PTR_OR_ERR_RET(*obj->copy, -ENOTSUP);
> + if (*obj->copy == NULL)
> + return -ENOTSUP;
> #endif
>
> return (*obj->copy)(obj->dev_private, vchan, src, dst, length, flags);
> @@ -911,7 +912,8 @@ rte_dma_copy_sg(int16_t dev_id, uint16_t vchan, struct
> rte_dma_sge *src,
> if (!rte_dma_is_valid(dev_id) || src == NULL || dst == NULL ||
> nb_src == 0 || nb_dst == 0)
> return -EINVAL;
> - RTE_FUNC_PTR_OR_ERR_RET(*obj->copy_sg, -ENOTSUP);
> + if (*obj->copy_sg == NULL)
> + return -ENOTSUP;
> #endif
>
> return (*obj->copy_sg)(obj->dev_private, vchan, src, dst, nb_src,
> @@ -957,7 +959,8 @@ rte_dma_fill(int16_t dev_id, uint16_t vchan, uint64_t
> pattern,
> #ifdef RTE_DMADEV_DEBUG
> if (!rte_dma_is_valid(dev_id) || length == 0)
> return -EINVAL;
> - RTE_FUNC_PTR_OR_ERR_RET(*obj->fill, -ENOTSUP);
> + if (*obj->fill == NULL)
> + return -ENOTSUP;
> #endif
>
> return (*obj->fill)(obj->dev_private, vchan, pattern, dst, length,
> @@ -990,7 +993,8 @@ rte_dma_submit(int16_t dev_id, uint16_t vchan)
> #ifdef RTE_DMADEV_DEBUG
> if (!rte_dma_is_valid(dev_id))
> return -EINVAL;
> - RTE_FUNC_PTR_OR_ERR_RET(*obj->submit, -ENOTSUP);
> + if (*obj->submit == NULL)
> + return -ENOTSUP;
> #endif
>
> return (*obj->submit)(obj->dev_private, vchan);
> @@ -1033,7 +1037,8 @@ rte_dma_completed(int16_t dev_id, uint16_t vchan, const
> uint16_t nb_cpls,
> #ifdef RTE_DMADEV_DEBUG
> if (!rte_dma_is_valid(dev_id) || nb_cpls == 0)
> return 0;
> - RTE_FUNC_PTR_OR_ERR_RET(*obj->completed, 0);
> + if (*obj->completed == NULL)
> + return 0;
> #endif
>
> /* Ensure the pointer values are non-null to simplify drivers.
> @@ -1095,7 +1100,8 @@ rte_dma_completed_status(int16_t dev_id, uint16_t vchan,
> #ifdef RTE_DMADEV_DEBUG
> if (!rte_dma_is_valid(dev_id) || nb_cpls == 0 || status == NULL)
> return 0;
> - RTE_FUNC_PTR_OR_ERR_RET(*obj->completed_status, 0);
> + if (*obj->completed_status == NULL)
> + return 0;
> #endif
>
> if (last_idx == NULL)
> @@ -1129,7 +1135,8 @@ rte_dma_burst_capacity(int16_t dev_id, uint16_t vchan)
> #ifdef RTE_DMADEV_DEBUG
> if (!rte_dma_is_valid(dev_id))
> return 0;
> - RTE_FUNC_PTR_OR_ERR_RET(*obj->burst_capacity, 0);
> + if (*obj->burst_capacity == NULL)
> + return 0;
> #endif
> return (*obj->burst_capacity)(obj->dev_private, vchan);
> }
> diff --git a/lib/eal/include/rte_dev.h b/lib/eal/include/rte_dev.h
> index e6ff1218f9..2743c09320 100644
> --- a/lib/eal/include/rte_dev.h
> +++ b/lib/eal/include/rte_dev.h
> @@ -20,6 +20,7 @@ extern "C" {
> #include <stdio.h>
>
> #include <rte_config.h>
> +#include <rte_common.h>
> #include <rte_compat.h>
> #include <rte_log.h>
>
> @@ -37,12 +38,14 @@ typedef void (*rte_dev_event_cb_fn)(const char
> *device_name,
> void *cb_arg);
>
> /* Macros to check for invalid function pointers */
> -#define RTE_FUNC_PTR_OR_ERR_RET(func, retval) do { \
> +#define RTE_FUNC_PTR_OR_ERR_RET(func, retval)
> RTE_DEPRECATED(RTE_FUNC_PTR_OR_ERR_RET) \
> +do { \
> if ((func) == NULL) \
> return retval; \
> } while (0)
>
> -#define RTE_FUNC_PTR_OR_RET(func) do { \
> +#define RTE_FUNC_PTR_OR_RET(func) RTE_DEPRECATED(RTE_FUNC_PTR_OR_RET) \
> +do { \
> if ((func) == NULL) \
> return; \
> } while (0)
> diff --git a/lib/ethdev/ethdev_driver.c b/lib/ethdev/ethdev_driver.c
> index a285f213f0..24a3969225 100644
> --- a/lib/ethdev/ethdev_driver.c
> +++ b/lib/ethdev/ethdev_driver.c
> @@ -264,7 +264,8 @@ rte_eth_dev_create(struct rte_device *device, const char
> *name,
> struct rte_eth_dev *ethdev;
> int retval;
>
> - RTE_FUNC_PTR_OR_ERR_RET(*ethdev_init, -EINVAL);
> + if (*ethdev_init == NULL)
> + return -EINVAL;
>
> if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
> ethdev = rte_eth_dev_allocate(name);
> @@ -328,7 +329,8 @@ rte_eth_dev_destroy(struct rte_eth_dev *ethdev,
> if (!ethdev)
> return -ENODEV;
>
> - RTE_FUNC_PTR_OR_ERR_RET(*ethdev_uninit, -EINVAL);
> + if (*ethdev_uninit == NULL)
> + return -EINVAL;
>
> ret = ethdev_uninit(ethdev);
> if (ret)
> @@ -558,8 +560,8 @@ rte_eth_hairpin_queue_peer_bind(uint16_t cur_port,
> uint16_t cur_queue,
>
> /* No need to check the validity again. */
> dev = &rte_eth_devices[cur_port];
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->hairpin_queue_peer_bind,
> - -ENOTSUP);
> + if (*dev->dev_ops->hairpin_queue_peer_bind == NULL)
> + return -ENOTSUP;
>
> return (*dev->dev_ops->hairpin_queue_peer_bind)(dev, cur_queue,
> peer_info, direction);
> @@ -573,8 +575,8 @@ rte_eth_hairpin_queue_peer_unbind(uint16_t cur_port,
> uint16_t cur_queue,
>
> /* No need to check the validity again. */
> dev = &rte_eth_devices[cur_port];
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->hairpin_queue_peer_unbind,
> - -ENOTSUP);
> + if (*dev->dev_ops->hairpin_queue_peer_unbind == NULL)
> + return -ENOTSUP;
>
> return (*dev->dev_ops->hairpin_queue_peer_unbind)(dev, cur_queue,
> direction);
> @@ -594,8 +596,8 @@ rte_eth_hairpin_queue_peer_update(uint16_t peer_port,
> uint16_t peer_queue,
>
> /* No need to check the validity again. */
> dev = &rte_eth_devices[peer_port];
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->hairpin_queue_peer_update,
> - -ENOTSUP);
> + if (*dev->dev_ops->hairpin_queue_peer_update == NULL)
> + return -ENOTSUP;
>
> return (*dev->dev_ops->hairpin_queue_peer_update)(dev, peer_queue,
> cur_info, peer_info, direction);
> diff --git a/lib/ethdev/ethdev_pci.h b/lib/ethdev/ethdev_pci.h
> index 0549842709..a268507801 100644
> --- a/lib/ethdev/ethdev_pci.h
> +++ b/lib/ethdev/ethdev_pci.h
> @@ -130,7 +130,8 @@ rte_eth_dev_pci_generic_probe(struct rte_pci_device
> *pci_dev,
> if (!eth_dev)
> return -ENOMEM;
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev_init, -EINVAL);
> + if (*dev_init == NULL)
> + return -EINVAL;
> ret = dev_init(eth_dev);
> if (ret)
> rte_eth_dev_release_port(eth_dev);
> diff --git a/lib/ethdev/rte_ethdev.c b/lib/ethdev/rte_ethdev.c
> index 1979dc0850..9d6f460726 100644
> --- a/lib/ethdev/rte_ethdev.c
> +++ b/lib/ethdev/rte_ethdev.c
> @@ -719,7 +719,8 @@ rte_eth_dev_rx_queue_start(uint16_t port_id, uint16_t
> rx_queue_id)
> if (ret != 0)
> return ret;
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_start, -ENOTSUP);
> + if (*dev->dev_ops->rx_queue_start == NULL)
> + return -ENOTSUP;
>
> if (rte_eth_dev_is_rx_hairpin_queue(dev, rx_queue_id)) {
> RTE_ETHDEV_LOG(INFO,
> @@ -751,7 +752,8 @@ rte_eth_dev_rx_queue_stop(uint16_t port_id, uint16_t
> rx_queue_id)
> if (ret != 0)
> return ret;
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_stop, -ENOTSUP);
> + if (*dev->dev_ops->rx_queue_stop == NULL)
> + return -ENOTSUP;
>
> if (rte_eth_dev_is_rx_hairpin_queue(dev, rx_queue_id)) {
> RTE_ETHDEV_LOG(INFO,
> @@ -790,7 +792,8 @@ rte_eth_dev_tx_queue_start(uint16_t port_id, uint16_t
> tx_queue_id)
> if (ret != 0)
> return ret;
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_start, -ENOTSUP);
> + if (*dev->dev_ops->tx_queue_start == NULL)
> + return -ENOTSUP;
>
> if (rte_eth_dev_is_tx_hairpin_queue(dev, tx_queue_id)) {
> RTE_ETHDEV_LOG(INFO,
> @@ -822,7 +825,8 @@ rte_eth_dev_tx_queue_stop(uint16_t port_id, uint16_t
> tx_queue_id)
> if (ret != 0)
> return ret;
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_stop, -ENOTSUP);
> + if (*dev->dev_ops->tx_queue_stop == NULL)
> + return -ENOTSUP;
>
> if (rte_eth_dev_is_tx_hairpin_queue(dev, tx_queue_id)) {
> RTE_ETHDEV_LOG(INFO,
> @@ -1077,7 +1081,8 @@ rte_eth_dev_configure(uint16_t port_id, uint16_t
> nb_rx_q, uint16_t nb_tx_q,
> return -EINVAL;
> }
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_configure, -ENOTSUP);
> + if (*dev->dev_ops->dev_configure == NULL)
> + return -ENOTSUP;
>
> if (dev->data->dev_started) {
> RTE_ETHDEV_LOG(ERR,
> @@ -1447,7 +1452,8 @@ rte_eth_dev_start(uint16_t port_id)
> RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
> dev = &rte_eth_devices[port_id];
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_start, -ENOTSUP);
> + if (*dev->dev_ops->dev_start == NULL)
> + return -ENOTSUP;
>
> if (dev->data->dev_configured == 0) {
> RTE_ETHDEV_LOG(INFO,
> @@ -1493,7 +1499,8 @@ rte_eth_dev_start(uint16_t port_id)
> }
>
> if (dev->data->dev_conf.intr_conf.lsc == 0) {
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->link_update, -ENOTSUP);
> + if (*dev->dev_ops->link_update == NULL)
> + return -ENOTSUP;
> (*dev->dev_ops->link_update)(dev, 0);
> }
>
> @@ -1513,7 +1520,8 @@ rte_eth_dev_stop(uint16_t port_id)
> RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
> dev = &rte_eth_devices[port_id];
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_stop, -ENOTSUP);
> + if (*dev->dev_ops->dev_stop == NULL)
> + return -ENOTSUP;
>
> if (dev->data->dev_started == 0) {
> RTE_ETHDEV_LOG(INFO,
> @@ -1541,7 +1549,8 @@ rte_eth_dev_set_link_up(uint16_t port_id)
> RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
> dev = &rte_eth_devices[port_id];
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_set_link_up, -ENOTSUP);
> + if (*dev->dev_ops->dev_set_link_up == NULL)
> + return -ENOTSUP;
> return eth_err(port_id, (*dev->dev_ops->dev_set_link_up)(dev));
> }
>
> @@ -1553,7 +1562,8 @@ rte_eth_dev_set_link_down(uint16_t port_id)
> RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
> dev = &rte_eth_devices[port_id];
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_set_link_down, -ENOTSUP);
> + if (*dev->dev_ops->dev_set_link_down == NULL)
> + return -ENOTSUP;
> return eth_err(port_id, (*dev->dev_ops->dev_set_link_down)(dev));
> }
>
> @@ -1579,7 +1589,8 @@ rte_eth_dev_close(uint16_t port_id)
> return -EINVAL;
> }
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_close, -ENOTSUP);
> + if (*dev->dev_ops->dev_close == NULL)
> + return -ENOTSUP;
> *lasterr = (*dev->dev_ops->dev_close)(dev);
> if (*lasterr != 0)
> lasterr = &binerr;
> @@ -1599,7 +1610,8 @@ rte_eth_dev_reset(uint16_t port_id)
> RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
> dev = &rte_eth_devices[port_id];
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_reset, -ENOTSUP);
> + if (*dev->dev_ops->dev_reset == NULL)
> + return -ENOTSUP;
>
> ret = rte_eth_dev_stop(port_id);
> if (ret != 0) {
> @@ -1624,7 +1636,8 @@ rte_eth_dev_is_removed(uint16_t port_id)
> if (dev->state == RTE_ETH_DEV_REMOVED)
> return 1;
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->is_removed, 0);
> + if (*dev->dev_ops->is_removed == NULL)
> + return 0;
>
> ret = dev->dev_ops->is_removed(dev);
> if (ret != 0)
> @@ -1725,7 +1738,8 @@ rte_eth_rx_queue_setup(uint16_t port_id, uint16_t
> rx_queue_id,
> return -EINVAL;
> }
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_setup, -ENOTSUP);
> + if (*dev->dev_ops->rx_queue_setup == NULL)
> + return -ENOTSUP;
>
> ret = rte_eth_dev_info_get(port_id, &dev_info);
> if (ret != 0)
> @@ -1928,8 +1942,8 @@ rte_eth_rx_hairpin_queue_setup(uint16_t port_id,
> uint16_t rx_queue_id,
> ret = rte_eth_dev_hairpin_capability_get(port_id, &cap);
> if (ret != 0)
> return ret;
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_hairpin_queue_setup,
> - -ENOTSUP);
> + if (*dev->dev_ops->rx_hairpin_queue_setup == NULL)
> + return -ENOTSUP;
> /* if nb_rx_desc is zero use max number of desc from the driver. */
> if (nb_rx_desc == 0)
> nb_rx_desc = cap.max_nb_desc;
> @@ -1990,7 +2004,8 @@ rte_eth_tx_queue_setup(uint16_t port_id, uint16_t
> tx_queue_id,
> return -EINVAL;
> }
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_setup, -ENOTSUP);
> + if (*dev->dev_ops->tx_queue_setup == NULL)
> + return -ENOTSUP;
>
> ret = rte_eth_dev_info_get(port_id, &dev_info);
> if (ret != 0)
> @@ -2094,8 +2109,8 @@ rte_eth_tx_hairpin_queue_setup(uint16_t port_id,
> uint16_t tx_queue_id,
> ret = rte_eth_dev_hairpin_capability_get(port_id, &cap);
> if (ret != 0)
> return ret;
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_hairpin_queue_setup,
> - -ENOTSUP);
> + if (*dev->dev_ops->tx_hairpin_queue_setup == NULL)
> + return -ENOTSUP;
> /* if nb_rx_desc is zero use max number of desc from the driver. */
> if (nb_tx_desc == 0)
> nb_tx_desc = cap.max_nb_desc;
> @@ -2152,7 +2167,8 @@ rte_eth_hairpin_bind(uint16_t tx_port, uint16_t rx_port)
> return -EBUSY;
> }
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->hairpin_bind, -ENOTSUP);
> + if (*dev->dev_ops->hairpin_bind == NULL)
> + return -ENOTSUP;
> ret = (*dev->dev_ops->hairpin_bind)(dev, rx_port);
> if (ret != 0)
> RTE_ETHDEV_LOG(ERR, "Failed to bind hairpin Tx %d"
> @@ -2176,7 +2192,8 @@ rte_eth_hairpin_unbind(uint16_t tx_port, uint16_t
> rx_port)
> return -EBUSY;
> }
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->hairpin_unbind, -ENOTSUP);
> + if (*dev->dev_ops->hairpin_unbind == NULL)
> + return -ENOTSUP;
> ret = (*dev->dev_ops->hairpin_unbind)(dev, rx_port);
> if (ret != 0)
> RTE_ETHDEV_LOG(ERR, "Failed to unbind hairpin Tx %d"
> @@ -2210,8 +2227,8 @@ rte_eth_hairpin_get_peer_ports(uint16_t port_id,
> uint16_t *peer_ports,
> return -EINVAL;
> }
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->hairpin_get_peer_ports,
> - -ENOTSUP);
> + if (*dev->dev_ops->hairpin_get_peer_ports == NULL)
> + return -ENOTSUP;
>
> ret = (*dev->dev_ops->hairpin_get_peer_ports)(dev, peer_ports,
> len, direction);
> @@ -2282,7 +2299,8 @@ rte_eth_tx_done_cleanup(uint16_t port_id, uint16_t
> queue_id, uint32_t free_cnt)
> RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
> dev = &rte_eth_devices[port_id];
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_done_cleanup, -ENOTSUP);
> + if (*dev->dev_ops->tx_done_cleanup == NULL)
> + return -ENOTSUP;
>
> /* Call driver to free pending mbufs. */
> ret = (*dev->dev_ops->tx_done_cleanup)(dev->data->tx_queues[queue_id],
> @@ -2302,7 +2320,8 @@ rte_eth_promiscuous_enable(uint16_t port_id)
> if (dev->data->promiscuous == 1)
> return 0;
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->promiscuous_enable, -ENOTSUP);
> + if (*dev->dev_ops->promiscuous_enable == NULL)
> + return -ENOTSUP;
>
> diag = (*dev->dev_ops->promiscuous_enable)(dev);
> dev->data->promiscuous = (diag == 0) ? 1 : 0;
> @@ -2322,7 +2341,8 @@ rte_eth_promiscuous_disable(uint16_t port_id)
> if (dev->data->promiscuous == 0)
> return 0;
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->promiscuous_disable, -ENOTSUP);
> + if (*dev->dev_ops->promiscuous_disable == NULL)
> + return -ENOTSUP;
>
> dev->data->promiscuous = 0;
> diag = (*dev->dev_ops->promiscuous_disable)(dev);
> @@ -2355,7 +2375,8 @@ rte_eth_allmulticast_enable(uint16_t port_id)
> if (dev->data->all_multicast == 1)
> return 0;
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->allmulticast_enable, -ENOTSUP);
> + if (*dev->dev_ops->allmulticast_enable == NULL)
> + return -ENOTSUP;
> diag = (*dev->dev_ops->allmulticast_enable)(dev);
> dev->data->all_multicast = (diag == 0) ? 1 : 0;
>
> @@ -2374,7 +2395,8 @@ rte_eth_allmulticast_disable(uint16_t port_id)
> if (dev->data->all_multicast == 0)
> return 0;
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->allmulticast_disable, -ENOTSUP);
> + if (*dev->dev_ops->allmulticast_disable == NULL)
> + return -ENOTSUP;
> dev->data->all_multicast = 0;
> diag = (*dev->dev_ops->allmulticast_disable)(dev);
> if (diag != 0)
> @@ -2411,7 +2433,8 @@ rte_eth_link_get(uint16_t port_id, struct rte_eth_link
> *eth_link)
> if (dev->data->dev_conf.intr_conf.lsc && dev->data->dev_started)
> rte_eth_linkstatus_get(dev, eth_link);
> else {
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->link_update, -ENOTSUP);
> + if (*dev->dev_ops->link_update == NULL)
> + return -ENOTSUP;
> (*dev->dev_ops->link_update)(dev, 1);
> *eth_link = dev->data->dev_link;
> }
> @@ -2436,7 +2459,8 @@ rte_eth_link_get_nowait(uint16_t port_id, struct
> rte_eth_link *eth_link)
> if (dev->data->dev_conf.intr_conf.lsc && dev->data->dev_started)
> rte_eth_linkstatus_get(dev, eth_link);
> else {
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->link_update, -ENOTSUP);
> + if (*dev->dev_ops->link_update == NULL)
> + return -ENOTSUP;
> (*dev->dev_ops->link_update)(dev, 0);
> *eth_link = dev->data->dev_link;
> }
> @@ -2513,7 +2537,8 @@ rte_eth_stats_get(uint16_t port_id, struct
> rte_eth_stats *stats)
>
> memset(stats, 0, sizeof(*stats));
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->stats_get, -ENOTSUP);
> + if (*dev->dev_ops->stats_get == NULL)
> + return -ENOTSUP;
> stats->rx_nombuf = dev->data->rx_mbuf_alloc_failed;
> return eth_err(port_id, (*dev->dev_ops->stats_get)(dev, stats));
> }
> @@ -2527,7 +2552,8 @@ rte_eth_stats_reset(uint16_t port_id)
> RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
> dev = &rte_eth_devices[port_id];
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->stats_reset, -ENOTSUP);
> + if (*dev->dev_ops->stats_reset == NULL)
> + return -ENOTSUP;
> ret = (*dev->dev_ops->stats_reset)(dev);
> if (ret != 0)
> return eth_err(port_id, ret);
> @@ -3043,7 +3069,8 @@ eth_dev_set_queue_stats_mapping(uint16_t port_id,
> uint16_t queue_id,
> if (stat_idx >= RTE_ETHDEV_QUEUE_STAT_CNTRS)
> return -EINVAL;
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_stats_mapping_set,
> -ENOTSUP);
> + if (*dev->dev_ops->queue_stats_mapping_set == NULL)
> + return -ENOTSUP;
> return (*dev->dev_ops->queue_stats_mapping_set) (dev, queue_id,
> stat_idx, is_rx);
> }
>
> @@ -3080,7 +3107,8 @@ rte_eth_dev_fw_version_get(uint16_t port_id, char
> *fw_version, size_t fw_size)
> return -EINVAL;
> }
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->fw_version_get, -ENOTSUP);
> + if (*dev->dev_ops->fw_version_get == NULL)
> + return -ENOTSUP;
> return eth_err(port_id, (*dev->dev_ops->fw_version_get)(dev,
> fw_version, fw_size));
> }
> @@ -3121,7 +3149,8 @@ rte_eth_dev_info_get(uint16_t port_id, struct
> rte_eth_dev_info *dev_info)
> RTE_ETHER_CRC_LEN;
> dev_info->max_mtu = UINT16_MAX;
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
> + if (*dev->dev_ops->dev_infos_get == NULL)
> + return -ENOTSUP;
> diag = (*dev->dev_ops->dev_infos_get)(dev, dev_info);
> if (diag != 0) {
> /* Cleanup already filled in device information */
> @@ -3182,7 +3211,8 @@ rte_eth_dev_get_supported_ptypes(uint16_t port_id,
> uint32_t ptype_mask,
> return -EINVAL;
> }
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_supported_ptypes_get, 0);
> + if (*dev->dev_ops->dev_supported_ptypes_get == NULL)
> + return 0;
> all_ptypes = (*dev->dev_ops->dev_supported_ptypes_get)(dev);
>
> if (!all_ptypes)
> @@ -3360,7 +3390,8 @@ rte_eth_dev_set_mtu(uint16_t port_id, uint16_t mtu)
>
> RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
> dev = &rte_eth_devices[port_id];
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mtu_set, -ENOTSUP);
> + if (*dev->dev_ops->mtu_set == NULL)
> + return -ENOTSUP;
>
> /*
> * Check if the device supports dev_infos_get, if it does not
> @@ -3413,7 +3444,8 @@ rte_eth_dev_vlan_filter(uint16_t port_id, uint16_t
> vlan_id, int on)
> port_id, vlan_id);
> return -EINVAL;
> }
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_filter_set, -ENOTSUP);
> + if (*dev->dev_ops->vlan_filter_set == NULL)
> + return -ENOTSUP;
>
> ret = (*dev->dev_ops->vlan_filter_set)(dev, vlan_id, on);
> if (ret == 0) {
> @@ -3448,7 +3480,8 @@ rte_eth_dev_set_vlan_strip_on_queue(uint16_t port_id,
> uint16_t rx_queue_id,
> return -EINVAL;
> }
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_strip_queue_set, -ENOTSUP);
> + if (*dev->dev_ops->vlan_strip_queue_set == NULL)
> + return -ENOTSUP;
> (*dev->dev_ops->vlan_strip_queue_set)(dev, rx_queue_id, on);
>
> return 0;
> @@ -3464,7 +3497,8 @@ rte_eth_dev_set_vlan_ether_type(uint16_t port_id,
> RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
> dev = &rte_eth_devices[port_id];
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_tpid_set, -ENOTSUP);
> + if (*dev->dev_ops->vlan_tpid_set == NULL)
> + return -ENOTSUP;
> return eth_err(port_id, (*dev->dev_ops->vlan_tpid_set)(dev, vlan_type,
> tpid));
> }
> @@ -3549,7 +3583,8 @@ rte_eth_dev_set_vlan_offload(uint16_t port_id, int
> offload_mask)
> return -EINVAL;
> }
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_offload_set, -ENOTSUP);
> + if (*dev->dev_ops->vlan_offload_set == NULL)
> + return -ENOTSUP;
> dev->data->dev_conf.rxmode.offloads = dev_offloads;
> ret = (*dev->dev_ops->vlan_offload_set)(dev, mask);
> if (ret) {
> @@ -3594,7 +3629,8 @@ rte_eth_dev_set_vlan_pvid(uint16_t port_id, uint16_t
> pvid, int on)
> RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
> dev = &rte_eth_devices[port_id];
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_pvid_set, -ENOTSUP);
> + if (*dev->dev_ops->vlan_pvid_set == NULL)
> + return -ENOTSUP;
> return eth_err(port_id, (*dev->dev_ops->vlan_pvid_set)(dev, pvid, on));
> }
>
> @@ -3613,7 +3649,8 @@ rte_eth_dev_flow_ctrl_get(uint16_t port_id, struct
> rte_eth_fc_conf *fc_conf)
> return -EINVAL;
> }
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->flow_ctrl_get, -ENOTSUP);
> + if (*dev->dev_ops->flow_ctrl_get == NULL)
> + return -ENOTSUP;
> memset(fc_conf, 0, sizeof(*fc_conf));
> return eth_err(port_id, (*dev->dev_ops->flow_ctrl_get)(dev, fc_conf));
> }
> @@ -3638,7 +3675,8 @@ rte_eth_dev_flow_ctrl_set(uint16_t port_id, struct
> rte_eth_fc_conf *fc_conf)
> return -EINVAL;
> }
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->flow_ctrl_set, -ENOTSUP);
> + if (*dev->dev_ops->flow_ctrl_set == NULL)
> + return -ENOTSUP;
> return eth_err(port_id, (*dev->dev_ops->flow_ctrl_set)(dev, fc_conf));
> }
>
> @@ -3899,7 +3937,8 @@ rte_eth_dev_rss_reta_update(uint16_t port_id,
> return -ENOTSUP;
> }
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->reta_update, -ENOTSUP);
> + if (*dev->dev_ops->reta_update == NULL)
> + return -ENOTSUP;
> return eth_err(port_id, (*dev->dev_ops->reta_update)(dev, reta_conf,
> reta_size));
> }
> @@ -3927,7 +3966,8 @@ rte_eth_dev_rss_reta_query(uint16_t port_id,
> if (ret < 0)
> return ret;
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->reta_query, -ENOTSUP);
> + if (*dev->dev_ops->reta_query == NULL)
> + return -ENOTSUP;
> return eth_err(port_id, (*dev->dev_ops->reta_query)(dev, reta_conf,
> reta_size));
> }
> @@ -3971,7 +4011,8 @@ rte_eth_dev_rss_hash_update(uint16_t port_id,
> return -ENOTSUP;
> }
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rss_hash_update, -ENOTSUP);
> + if (*dev->dev_ops->rss_hash_update == NULL)
> + return -ENOTSUP;
> return eth_err(port_id, (*dev->dev_ops->rss_hash_update)(dev,
> rss_conf));
> }
> @@ -3992,7 +4033,8 @@ rte_eth_dev_rss_hash_conf_get(uint16_t port_id,
> return -EINVAL;
> }
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rss_hash_conf_get, -ENOTSUP);
> + if (*dev->dev_ops->rss_hash_conf_get == NULL)
> + return -ENOTSUP;
> return eth_err(port_id, (*dev->dev_ops->rss_hash_conf_get)(dev,
> rss_conf));
> }
> @@ -4018,7 +4060,8 @@ rte_eth_dev_udp_tunnel_port_add(uint16_t port_id,
> return -EINVAL;
> }
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->udp_tunnel_port_add, -ENOTSUP);
> + if (*dev->dev_ops->udp_tunnel_port_add == NULL)
> + return -ENOTSUP;
> return eth_err(port_id, (*dev->dev_ops->udp_tunnel_port_add)(dev,
> udp_tunnel));
> }
> @@ -4044,7 +4087,8 @@ rte_eth_dev_udp_tunnel_port_delete(uint16_t port_id,
> return -EINVAL;
> }
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->udp_tunnel_port_del, -ENOTSUP);
> + if (*dev->dev_ops->udp_tunnel_port_del == NULL)
> + return -ENOTSUP;
> return eth_err(port_id, (*dev->dev_ops->udp_tunnel_port_del)(dev,
> udp_tunnel));
> }
> @@ -4057,7 +4101,8 @@ rte_eth_led_on(uint16_t port_id)
> RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
> dev = &rte_eth_devices[port_id];
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_led_on, -ENOTSUP);
> + if (*dev->dev_ops->dev_led_on == NULL)
> + return -ENOTSUP;
> return eth_err(port_id, (*dev->dev_ops->dev_led_on)(dev));
> }
>
> @@ -4069,7 +4114,8 @@ rte_eth_led_off(uint16_t port_id)
> RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
> dev = &rte_eth_devices[port_id];
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_led_off, -ENOTSUP);
> + if (*dev->dev_ops->dev_led_off == NULL)
> + return -ENOTSUP;
> return eth_err(port_id, (*dev->dev_ops->dev_led_off)(dev));
> }
>
> @@ -4091,7 +4137,8 @@ rte_eth_fec_get_capability(uint16_t port_id,
> return -EINVAL;
> }
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->fec_get_capability, -ENOTSUP);
> + if (*dev->dev_ops->fec_get_capability == NULL)
> + return -ENOTSUP;
> ret = (*dev->dev_ops->fec_get_capability)(dev, speed_fec_capa, num);
>
> return ret;
> @@ -4112,7 +4159,8 @@ rte_eth_fec_get(uint16_t port_id, uint32_t *fec_capa)
> return -EINVAL;
> }
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->fec_get, -ENOTSUP);
> + if (*dev->dev_ops->fec_get == NULL)
> + return -ENOTSUP;
> return eth_err(port_id, (*dev->dev_ops->fec_get)(dev, fec_capa));
> }
>
> @@ -4124,7 +4172,8 @@ rte_eth_fec_set(uint16_t port_id, uint32_t fec_capa)
> RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
> dev = &rte_eth_devices[port_id];
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->fec_set, -ENOTSUP);
> + if (*dev->dev_ops->fec_set == NULL)
> + return -ENOTSUP;
> return eth_err(port_id, (*dev->dev_ops->fec_set)(dev, fec_capa));
> }
>
> @@ -4173,7 +4222,8 @@ rte_eth_dev_mac_addr_add(uint16_t port_id, struct
> rte_ether_addr *addr,
> return -EINVAL;
> }
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_add, -ENOTSUP);
> + if (*dev->dev_ops->mac_addr_add == NULL)
> + return -ENOTSUP;
>
> if (rte_is_zero_ether_addr(addr)) {
> RTE_ETHDEV_LOG(ERR, "Port %u: Cannot add NULL MAC address\n",
> @@ -4231,7 +4281,8 @@ rte_eth_dev_mac_addr_remove(uint16_t port_id, struct
> rte_ether_addr *addr)
> return -EINVAL;
> }
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_remove, -ENOTSUP);
> + if (*dev->dev_ops->mac_addr_remove == NULL)
> + return -ENOTSUP;
>
> index = eth_dev_get_mac_addr_index(port_id, addr);
> if (index == 0) {
> @@ -4273,7 +4324,8 @@ rte_eth_dev_default_mac_addr_set(uint16_t port_id,
> struct rte_ether_addr *addr)
> if (!rte_is_valid_assigned_ether_addr(addr))
> return -EINVAL;
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_set, -ENOTSUP);
> + if (*dev->dev_ops->mac_addr_set == NULL)
> + return -ENOTSUP;
>
> ret = (*dev->dev_ops->mac_addr_set)(dev, addr);
> if (ret < 0)
> @@ -4359,7 +4411,8 @@ rte_eth_dev_uc_hash_table_set(uint16_t port_id, struct
> rte_ether_addr *addr,
> }
> }
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->uc_hash_table_set, -ENOTSUP);
> + if (*dev->dev_ops->uc_hash_table_set == NULL)
> + return -ENOTSUP;
> ret = (*dev->dev_ops->uc_hash_table_set)(dev, addr, on);
> if (ret == 0) {
> /* Update address in NIC data structure */
> @@ -4382,7 +4435,8 @@ rte_eth_dev_uc_all_hash_table_set(uint16_t port_id,
> uint8_t on)
> RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
> dev = &rte_eth_devices[port_id];
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->uc_all_hash_table_set, -ENOTSUP);
> + if (*dev->dev_ops->uc_all_hash_table_set == NULL)
> + return -ENOTSUP;
> return eth_err(port_id, (*dev->dev_ops->uc_all_hash_table_set)(dev,
> on));
> }
> @@ -4418,7 +4472,8 @@ int rte_eth_set_queue_rate_limit(uint16_t port_id,
> uint16_t queue_idx,
> return -EINVAL;
> }
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_queue_rate_limit, -ENOTSUP);
> + if (*dev->dev_ops->set_queue_rate_limit == NULL)
> + return -ENOTSUP;
> return eth_err(port_id, (*dev->dev_ops->set_queue_rate_limit)(dev,
> queue_idx, tx_rate));
> }
> @@ -4444,7 +4499,8 @@ int rte_eth_rx_avail_thresh_set(uint16_t port_id,
> uint16_t queue_id,
> port_id);
> return -EINVAL;
> }
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_avail_thresh_set,
> -ENOTSUP);
> + if (*dev->dev_ops->rx_queue_avail_thresh_set == NULL)
> + return -ENOTSUP;
> return eth_err(port_id, (*dev->dev_ops->rx_queue_avail_thresh_set)(dev,
> queue_id,
> avail_thresh));
> }
> @@ -4462,7 +4518,8 @@ int rte_eth_rx_avail_thresh_query(uint16_t port_id,
> uint16_t *queue_id,
> if (*queue_id >= dev->data->nb_rx_queues)
> *queue_id = 0;
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_avail_thresh_query,
> -ENOTSUP);
> + if (*dev->dev_ops->rx_queue_avail_thresh_query == NULL)
> + return -ENOTSUP;
> return eth_err(port_id,
> (*dev->dev_ops->rx_queue_avail_thresh_query)(dev,
> queue_id,
> avail_thresh));
> }
> @@ -4736,7 +4793,8 @@ rte_eth_dev_rx_intr_enable(uint16_t port_id,
> if (ret != 0)
> return ret;
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_intr_enable, -ENOTSUP);
> + if (*dev->dev_ops->rx_queue_intr_enable == NULL)
> + return -ENOTSUP;
> return eth_err(port_id, (*dev->dev_ops->rx_queue_intr_enable)(dev,
> queue_id));
> }
>
> @@ -4754,7 +4812,8 @@ rte_eth_dev_rx_intr_disable(uint16_t port_id,
> if (ret != 0)
> return ret;
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_intr_disable, -ENOTSUP);
> + if (*dev->dev_ops->rx_queue_intr_disable == NULL)
> + return -ENOTSUP;
> return eth_err(port_id, (*dev->dev_ops->rx_queue_intr_disable)(dev,
> queue_id));
> }
>
> @@ -5018,7 +5077,8 @@ rte_eth_rx_queue_info_get(uint16_t port_id, uint16_t
> queue_id,
> return -EINVAL;
> }
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rxq_info_get, -ENOTSUP);
> + if (*dev->dev_ops->rxq_info_get == NULL)
> + return -ENOTSUP;
>
> memset(qinfo, 0, sizeof(*qinfo));
> dev->dev_ops->rxq_info_get(dev, queue_id, qinfo);
> @@ -5063,7 +5123,8 @@ rte_eth_tx_queue_info_get(uint16_t port_id, uint16_t
> queue_id,
> return -EINVAL;
> }
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->txq_info_get, -ENOTSUP);
> + if (*dev->dev_ops->txq_info_get == NULL)
> + return -ENOTSUP;
>
> memset(qinfo, 0, sizeof(*qinfo));
> dev->dev_ops->txq_info_get(dev, queue_id, qinfo);
> @@ -5093,7 +5154,8 @@ rte_eth_rx_burst_mode_get(uint16_t port_id, uint16_t
> queue_id,
> return -EINVAL;
> }
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_burst_mode_get, -ENOTSUP);
> + if (*dev->dev_ops->rx_burst_mode_get == NULL)
> + return -ENOTSUP;
> memset(mode, 0, sizeof(*mode));
> return eth_err(port_id,
> dev->dev_ops->rx_burst_mode_get(dev, queue_id, mode));
> @@ -5120,7 +5182,8 @@ rte_eth_tx_burst_mode_get(uint16_t port_id, uint16_t
> queue_id,
> return -EINVAL;
> }
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_burst_mode_get, -ENOTSUP);
> + if (*dev->dev_ops->tx_burst_mode_get == NULL)
> + return -ENOTSUP;
> memset(mode, 0, sizeof(*mode));
> return eth_err(port_id,
> dev->dev_ops->tx_burst_mode_get(dev, queue_id, mode));
> @@ -5147,7 +5210,8 @@ rte_eth_get_monitor_addr(uint16_t port_id, uint16_t
> queue_id,
> return -EINVAL;
> }
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_monitor_addr, -ENOTSUP);
> + if (*dev->dev_ops->get_monitor_addr == NULL)
> + return -ENOTSUP;
> return eth_err(port_id,
> dev->dev_ops->get_monitor_addr(dev->data->rx_queues[queue_id],
> pmc));
> }
> @@ -5162,7 +5226,8 @@ rte_eth_dev_set_mc_addr_list(uint16_t port_id,
> RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
> dev = &rte_eth_devices[port_id];
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_mc_addr_list, -ENOTSUP);
> + if (*dev->dev_ops->set_mc_addr_list == NULL)
> + return -ENOTSUP;
> return eth_err(port_id, dev->dev_ops->set_mc_addr_list(dev,
> mc_addr_set, nb_mc_addr));
> }
> @@ -5175,7 +5240,8 @@ rte_eth_timesync_enable(uint16_t port_id)
> RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
> dev = &rte_eth_devices[port_id];
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_enable, -ENOTSUP);
> + if (*dev->dev_ops->timesync_enable == NULL)
> + return -ENOTSUP;
> return eth_err(port_id, (*dev->dev_ops->timesync_enable)(dev));
> }
>
> @@ -5187,7 +5253,8 @@ rte_eth_timesync_disable(uint16_t port_id)
> RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
> dev = &rte_eth_devices[port_id];
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_disable, -ENOTSUP);
> + if (*dev->dev_ops->timesync_disable == NULL)
> + return -ENOTSUP;
> return eth_err(port_id, (*dev->dev_ops->timesync_disable)(dev));
> }
>
> @@ -5207,7 +5274,8 @@ rte_eth_timesync_read_rx_timestamp(uint16_t port_id,
> struct timespec *timestamp,
> return -EINVAL;
> }
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_read_rx_timestamp,
> -ENOTSUP);
> + if (*dev->dev_ops->timesync_read_rx_timestamp == NULL)
> + return -ENOTSUP;
> return eth_err(port_id, (*dev->dev_ops->timesync_read_rx_timestamp)
> (dev, timestamp, flags));
> }
> @@ -5228,7 +5296,8 @@ rte_eth_timesync_read_tx_timestamp(uint16_t port_id,
> return -EINVAL;
> }
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_read_tx_timestamp,
> -ENOTSUP);
> + if (*dev->dev_ops->timesync_read_tx_timestamp == NULL)
> + return -ENOTSUP;
> return eth_err(port_id, (*dev->dev_ops->timesync_read_tx_timestamp)
> (dev, timestamp));
> }
> @@ -5241,7 +5310,8 @@ rte_eth_timesync_adjust_time(uint16_t port_id, int64_t
> delta)
> RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
> dev = &rte_eth_devices[port_id];
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_adjust_time, -ENOTSUP);
> + if (*dev->dev_ops->timesync_adjust_time == NULL)
> + return -ENOTSUP;
> return eth_err(port_id, (*dev->dev_ops->timesync_adjust_time)(dev,
> delta));
> }
>
> @@ -5260,7 +5330,8 @@ rte_eth_timesync_read_time(uint16_t port_id, struct
> timespec *timestamp)
> return -EINVAL;
> }
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_read_time, -ENOTSUP);
> + if (*dev->dev_ops->timesync_read_time == NULL)
> + return -ENOTSUP;
> return eth_err(port_id, (*dev->dev_ops->timesync_read_time)(dev,
> timestamp));
> }
> @@ -5280,7 +5351,8 @@ rte_eth_timesync_write_time(uint16_t port_id, const
> struct timespec *timestamp)
> return -EINVAL;
> }
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_write_time, -ENOTSUP);
> + if (*dev->dev_ops->timesync_write_time == NULL)
> + return -ENOTSUP;
> return eth_err(port_id, (*dev->dev_ops->timesync_write_time)(dev,
> timestamp));
> }
> @@ -5299,7 +5371,8 @@ rte_eth_read_clock(uint16_t port_id, uint64_t *clock)
> return -EINVAL;
> }
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->read_clock, -ENOTSUP);
> + if (*dev->dev_ops->read_clock == NULL)
> + return -ENOTSUP;
> return eth_err(port_id, (*dev->dev_ops->read_clock)(dev, clock));
> }
>
> @@ -5318,7 +5391,8 @@ rte_eth_dev_get_reg_info(uint16_t port_id, struct
> rte_dev_reg_info *info)
> return -EINVAL;
> }
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_reg, -ENOTSUP);
> + if (*dev->dev_ops->get_reg == NULL)
> + return -ENOTSUP;
> return eth_err(port_id, (*dev->dev_ops->get_reg)(dev, info));
> }
>
> @@ -5330,7 +5404,8 @@ rte_eth_dev_get_eeprom_length(uint16_t port_id)
> RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
> dev = &rte_eth_devices[port_id];
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_eeprom_length, -ENOTSUP);
> + if (*dev->dev_ops->get_eeprom_length == NULL)
> + return -ENOTSUP;
> return eth_err(port_id, (*dev->dev_ops->get_eeprom_length)(dev));
> }
>
> @@ -5349,7 +5424,8 @@ rte_eth_dev_get_eeprom(uint16_t port_id, struct
> rte_dev_eeprom_info *info)
> return -EINVAL;
> }
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_eeprom, -ENOTSUP);
> + if (*dev->dev_ops->get_eeprom == NULL)
> + return -ENOTSUP;
> return eth_err(port_id, (*dev->dev_ops->get_eeprom)(dev, info));
> }
>
> @@ -5368,7 +5444,8 @@ rte_eth_dev_set_eeprom(uint16_t port_id, struct
> rte_dev_eeprom_info *info)
> return -EINVAL;
> }
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_eeprom, -ENOTSUP);
> + if (*dev->dev_ops->set_eeprom == NULL)
> + return -ENOTSUP;
> return eth_err(port_id, (*dev->dev_ops->set_eeprom)(dev, info));
> }
>
> @@ -5388,7 +5465,8 @@ rte_eth_dev_get_module_info(uint16_t port_id,
> return -EINVAL;
> }
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_module_info, -ENOTSUP);
> + if (*dev->dev_ops->get_module_info == NULL)
> + return -ENOTSUP;
> return (*dev->dev_ops->get_module_info)(dev, modinfo);
> }
>
> @@ -5422,7 +5500,8 @@ rte_eth_dev_get_module_eeprom(uint16_t port_id,
> return -EINVAL;
> }
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_module_eeprom, -ENOTSUP);
> + if (*dev->dev_ops->get_module_eeprom == NULL)
> + return -ENOTSUP;
> return (*dev->dev_ops->get_module_eeprom)(dev, info);
> }
>
> @@ -5444,7 +5523,8 @@ rte_eth_dev_get_dcb_info(uint16_t port_id,
>
> memset(dcb_info, 0, sizeof(struct rte_eth_dcb_info));
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_dcb_info, -ENOTSUP);
> + if (*dev->dev_ops->get_dcb_info == NULL)
> + return -ENOTSUP;
> return eth_err(port_id, (*dev->dev_ops->get_dcb_info)(dev, dcb_info));
> }
>
> @@ -5500,7 +5580,8 @@ rte_eth_dev_hairpin_capability_get(uint16_t port_id,
> return -EINVAL;
> }
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->hairpin_cap_get, -ENOTSUP);
> + if (*dev->dev_ops->hairpin_cap_get == NULL)
> + return -ENOTSUP;
> memset(cap, 0, sizeof(*cap));
> return eth_err(port_id, (*dev->dev_ops->hairpin_cap_get)(dev, cap));
> }
> @@ -5775,7 +5856,8 @@ rte_eth_representor_info_get(uint16_t port_id,
> RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
> dev = &rte_eth_devices[port_id];
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->representor_info_get, -ENOTSUP);
> + if (*dev->dev_ops->representor_info_get == NULL)
> + return -ENOTSUP;
> return eth_err(port_id, (*dev->dev_ops->representor_info_get)(dev,
> info));
> }
>
> @@ -5799,7 +5881,8 @@ rte_eth_rx_metadata_negotiate(uint16_t port_id,
> uint64_t *features)
> return -EINVAL;
> }
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_metadata_negotiate, -ENOTSUP);
> + if (*dev->dev_ops->rx_metadata_negotiate == NULL)
> + return -ENOTSUP;
> return eth_err(port_id,
> (*dev->dev_ops->rx_metadata_negotiate)(dev, features));
> }
> @@ -5826,8 +5909,8 @@ rte_eth_ip_reassembly_capability_get(uint16_t port_id,
> return -EINVAL;
> }
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->ip_reassembly_capability_get,
> - -ENOTSUP);
> + if (*dev->dev_ops->ip_reassembly_capability_get == NULL)
> + return -ENOTSUP;
> memset(reassembly_capa, 0, sizeof(struct rte_eth_ip_reassembly_params));
>
> return eth_err(port_id, (*dev->dev_ops->ip_reassembly_capability_get)
> @@ -5856,8 +5939,8 @@ rte_eth_ip_reassembly_conf_get(uint16_t port_id,
> return -EINVAL;
> }
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->ip_reassembly_conf_get,
> - -ENOTSUP);
> + if (*dev->dev_ops->ip_reassembly_conf_get == NULL)
> + return -ENOTSUP;
> memset(conf, 0, sizeof(struct rte_eth_ip_reassembly_params));
> return eth_err(port_id,
> (*dev->dev_ops->ip_reassembly_conf_get)(dev, conf));
> @@ -5894,8 +5977,8 @@ rte_eth_ip_reassembly_conf_set(uint16_t port_id,
> return -EINVAL;
> }
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->ip_reassembly_conf_set,
> - -ENOTSUP);
> + if (*dev->dev_ops->ip_reassembly_conf_set == NULL)
> + return -ENOTSUP;
> return eth_err(port_id,
> (*dev->dev_ops->ip_reassembly_conf_set)(dev, conf));
> }
> @@ -5913,7 +5996,8 @@ rte_eth_dev_priv_dump(uint16_t port_id, FILE *file)
> return -EINVAL;
> }
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->eth_dev_priv_dump, -ENOTSUP);
> + if (*dev->dev_ops->eth_dev_priv_dump == NULL)
> + return -ENOTSUP;
> return eth_err(port_id, (*dev->dev_ops->eth_dev_priv_dump)(dev, file));
> }
>
> diff --git a/lib/ethdev/rte_ethdev.h b/lib/ethdev/rte_ethdev.h
> index de9e970d4d..41d37e41b5 100644
> --- a/lib/ethdev/rte_ethdev.h
> +++ b/lib/ethdev/rte_ethdev.h
> @@ -5710,7 +5710,8 @@ rte_eth_rx_queue_count(uint16_t port_id, uint16_t
> queue_id)
> qd = p->rxq.data[queue_id];
>
> RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
> - RTE_FUNC_PTR_OR_ERR_RET(*p->rx_queue_count, -ENOTSUP);
> + if (*p->rx_queue_count == NULL)
> + return -ENOTSUP;
> if (qd == NULL)
> return -EINVAL;
>
> @@ -5784,7 +5785,8 @@ rte_eth_rx_descriptor_status(uint16_t port_id, uint16_t
> queue_id,
> if (qd == NULL)
> return -ENODEV;
> #endif
> - RTE_FUNC_PTR_OR_ERR_RET(*p->rx_descriptor_status, -ENOTSUP);
> + if (*p->rx_descriptor_status == NULL)
> + return -ENOTSUP;
> return (*p->rx_descriptor_status)(qd, offset);
> }
>
> @@ -5854,7 +5856,8 @@ static inline int rte_eth_tx_descriptor_status(uint16_t
> port_id,
> if (qd == NULL)
> return -ENODEV;
> #endif
> - RTE_FUNC_PTR_OR_ERR_RET(*p->tx_descriptor_status, -ENOTSUP);
> + if (*p->tx_descriptor_status == NULL)
> + return -ENOTSUP;
> return (*p->tx_descriptor_status)(qd, offset);
> }
>
> diff --git a/lib/eventdev/rte_event_crypto_adapter.c
> b/lib/eventdev/rte_event_crypto_adapter.c
> index 7c695176f4..4938b4ee07 100644
> --- a/lib/eventdev/rte_event_crypto_adapter.c
> +++ b/lib/eventdev/rte_event_crypto_adapter.c
> @@ -974,9 +974,8 @@ rte_event_crypto_adapter_queue_pair_add(uint8_t id,
> adapter->mode == RTE_EVENT_CRYPTO_ADAPTER_OP_NEW) ||
> (cap & RTE_EVENT_CRYPTO_ADAPTER_CAP_INTERNAL_PORT_OP_NEW &&
> adapter->mode == RTE_EVENT_CRYPTO_ADAPTER_OP_NEW)) {
> - RTE_FUNC_PTR_OR_ERR_RET(
> - *dev->dev_ops->crypto_adapter_queue_pair_add,
> - -ENOTSUP);
> + if (*dev->dev_ops->crypto_adapter_queue_pair_add == NULL)
> + return -ENOTSUP;
> if (dev_info->qpairs == NULL) {
> dev_info->qpairs =
> rte_zmalloc_socket(adapter->mem_name,
> @@ -1076,9 +1075,8 @@ rte_event_crypto_adapter_queue_pair_del(uint8_t id,
> uint8_t cdev_id,
> if ((cap & RTE_EVENT_CRYPTO_ADAPTER_CAP_INTERNAL_PORT_OP_FWD) ||
> (cap & RTE_EVENT_CRYPTO_ADAPTER_CAP_INTERNAL_PORT_OP_NEW &&
> adapter->mode == RTE_EVENT_CRYPTO_ADAPTER_OP_NEW)) {
> - RTE_FUNC_PTR_OR_ERR_RET(
> - *dev->dev_ops->crypto_adapter_queue_pair_del,
> - -ENOTSUP);
> + if (*dev->dev_ops->crypto_adapter_queue_pair_del == NULL)
> + return -ENOTSUP;
> ret = (*dev->dev_ops->crypto_adapter_queue_pair_del)(dev,
> dev_info->dev,
> queue_pair_id);
> diff --git a/lib/eventdev/rte_event_eth_rx_adapter.c
> b/lib/eventdev/rte_event_eth_rx_adapter.c
> index bf8741d2ea..8e81cf774d 100644
> --- a/lib/eventdev/rte_event_eth_rx_adapter.c
> +++ b/lib/eventdev/rte_event_eth_rx_adapter.c
> @@ -2655,8 +2655,8 @@ rte_event_eth_rx_adapter_queue_add(uint8_t id,
> dev_info = &rx_adapter->eth_devices[eth_dev_id];
>
> if (cap & RTE_EVENT_ETH_RX_ADAPTER_CAP_INTERNAL_PORT) {
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->eth_rx_adapter_queue_add,
> - -ENOTSUP);
> + if (*dev->dev_ops->eth_rx_adapter_queue_add == NULL)
> + return -ENOTSUP;
> if (dev_info->rx_queue == NULL) {
> dev_info->rx_queue =
> rte_zmalloc_socket(rx_adapter->mem_name,
> @@ -2750,8 +2750,8 @@ rte_event_eth_rx_adapter_queue_del(uint8_t id, uint16_t
> eth_dev_id,
> dev_info = &rx_adapter->eth_devices[eth_dev_id];
>
> if (cap & RTE_EVENT_ETH_RX_ADAPTER_CAP_INTERNAL_PORT) {
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->eth_rx_adapter_queue_del,
> - -ENOTSUP);
> + if (*dev->dev_ops->eth_rx_adapter_queue_del == NULL)
> + return -ENOTSUP;
> ret = (*dev->dev_ops->eth_rx_adapter_queue_del)(dev,
> &rte_eth_devices[eth_dev_id],
> rx_queue_id);
> @@ -2861,9 +2861,8 @@ rte_event_eth_rx_adapter_vector_limits_get(
> }
>
> if (cap & RTE_EVENT_ETH_RX_ADAPTER_CAP_INTERNAL_PORT) {
> - RTE_FUNC_PTR_OR_ERR_RET(
> - *dev->dev_ops->eth_rx_adapter_vector_limits_get,
> - -ENOTSUP);
> + if (*dev->dev_ops->eth_rx_adapter_vector_limits_get == NULL)
> + return -ENOTSUP;
> ret = dev->dev_ops->eth_rx_adapter_vector_limits_get(
> dev, &rte_eth_devices[eth_port_id], limits);
> } else {
> diff --git a/lib/eventdev/rte_eventdev.c b/lib/eventdev/rte_eventdev.c
> index 1dc4f966be..79b905e9fc 100644
> --- a/lib/eventdev/rte_eventdev.c
> +++ b/lib/eventdev/rte_eventdev.c
> @@ -92,7 +92,8 @@ rte_event_dev_info_get(uint8_t dev_id, struct
> rte_event_dev_info *dev_info)
>
> memset(dev_info, 0, sizeof(struct rte_event_dev_info));
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
> + if (*dev->dev_ops->dev_infos_get == NULL)
> + return -ENOTSUP;
> (*dev->dev_ops->dev_infos_get)(dev, dev_info);
>
> dev_info->dequeue_timeout_ns = dev->data->dev_conf.dequeue_timeout_ns;
> @@ -216,7 +217,8 @@ event_dev_queue_config(struct rte_eventdev *dev, uint8_t
> nb_queues)
>
> if (nb_queues != 0) {
> queues_cfg = dev->data->queues_cfg;
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_release, -ENOTSUP);
> + if (*dev->dev_ops->queue_release == NULL)
> + return -ENOTSUP;
>
> for (i = nb_queues; i < old_nb_queues; i++)
> (*dev->dev_ops->queue_release)(dev, i);
> @@ -229,7 +231,8 @@ event_dev_queue_config(struct rte_eventdev *dev, uint8_t
> nb_queues)
> sizeof(queues_cfg[0]) * new_qs);
> }
> } else {
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_release, -ENOTSUP);
> + if (*dev->dev_ops->queue_release == NULL)
> + return -ENOTSUP;
>
> for (i = nb_queues; i < old_nb_queues; i++)
> (*dev->dev_ops->queue_release)(dev, i);
> @@ -254,7 +257,8 @@ event_dev_port_config(struct rte_eventdev *dev, uint8_t
> nb_ports)
> dev->data->dev_id);
>
> if (nb_ports != 0) { /* re-config */
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->port_release, -ENOTSUP);
> + if (*dev->dev_ops->port_release == NULL)
> + return -ENOTSUP;
>
> ports = dev->data->ports;
> ports_cfg = dev->data->ports_cfg;
> @@ -279,7 +283,8 @@ event_dev_port_config(struct rte_eventdev *dev, uint8_t
> nb_ports)
> EVENT_QUEUE_SERVICE_PRIORITY_INVALID;
> }
> } else {
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->port_release, -ENOTSUP);
> + if (*dev->dev_ops->port_release == NULL)
> + return -ENOTSUP;
>
> ports = dev->data->ports;
> for (i = nb_ports; i < old_nb_ports; i++) {
> @@ -303,8 +308,10 @@ rte_event_dev_configure(uint8_t dev_id,
> RTE_EVENTDEV_VALID_DEVID_OR_ERR_RET(dev_id, -EINVAL);
> dev = &rte_eventdevs[dev_id];
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_configure, -ENOTSUP);
> + if (*dev->dev_ops->dev_infos_get == NULL)
> + return -ENOTSUP;
> + if (*dev->dev_ops->dev_configure == NULL)
> + return -ENOTSUP;
>
> if (dev->data->dev_started) {
> RTE_EDEV_LOG_ERR(
> @@ -509,7 +516,8 @@ rte_event_queue_default_conf_get(uint8_t dev_id, uint8_t
> queue_id,
> return -EINVAL;
> }
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_def_conf, -ENOTSUP);
> + if (*dev->dev_ops->queue_def_conf == NULL)
> + return -ENOTSUP;
> memset(queue_conf, 0, sizeof(struct rte_event_queue_conf));
> (*dev->dev_ops->queue_def_conf)(dev, queue_id, queue_conf);
> return 0;
> @@ -595,11 +603,12 @@ rte_event_queue_setup(uint8_t dev_id, uint8_t queue_id,
> return -EBUSY;
> }
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_setup, -ENOTSUP);
> + if (*dev->dev_ops->queue_setup == NULL)
> + return -ENOTSUP;
>
> if (queue_conf == NULL) {
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_def_conf,
> - -ENOTSUP);
> + if (*dev->dev_ops->queue_def_conf == NULL)
> + return -ENOTSUP;
> (*dev->dev_ops->queue_def_conf)(dev, queue_id, &def_conf);
> queue_conf = &def_conf;
> }
> @@ -635,7 +644,8 @@ rte_event_port_default_conf_get(uint8_t dev_id, uint8_t
> port_id,
> return -EINVAL;
> }
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->port_def_conf, -ENOTSUP);
> + if (*dev->dev_ops->port_def_conf == NULL)
> + return -ENOTSUP;
> memset(port_conf, 0, sizeof(struct rte_event_port_conf));
> (*dev->dev_ops->port_def_conf)(dev, port_id, port_conf);
> return 0;
> @@ -706,11 +716,12 @@ rte_event_port_setup(uint8_t dev_id, uint8_t port_id,
> return -EBUSY;
> }
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->port_setup, -ENOTSUP);
> + if (*dev->dev_ops->port_setup == NULL)
> + return -ENOTSUP;
>
> if (port_conf == NULL) {
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->port_def_conf,
> - -ENOTSUP);
> + if (*dev->dev_ops->port_def_conf == NULL)
> + return -ENOTSUP;
> (*dev->dev_ops->port_def_conf)(dev, port_id, &def_conf);
> port_conf = &def_conf;
> }
> @@ -896,7 +907,8 @@ rte_event_queue_attr_set(uint8_t dev_id, uint8_t
> queue_id, uint32_t attr_id,
> return -ENOTSUP;
> }
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_attr_set, -ENOTSUP);
> + if (*dev->dev_ops->queue_attr_set == NULL)
> + return -ENOTSUP;
> return (*dev->dev_ops->queue_attr_set)(dev, queue_id, attr_id,
> attr_value);
> }
> @@ -1045,7 +1057,8 @@ rte_event_port_unlinks_in_progress(uint8_t dev_id,
> uint8_t port_id)
> * This allows PMDs which handle unlink synchronously to not implement
> * this function at all.
> */
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->port_unlinks_in_progress, 0);
> + if (*dev->dev_ops->port_unlinks_in_progress == NULL)
> + return 0;
>
> return (*dev->dev_ops->port_unlinks_in_progress)(dev,
> dev->data->ports[port_id]);
> @@ -1087,7 +1100,8 @@ rte_event_dequeue_timeout_ticks(uint8_t dev_id,
> uint64_t ns,
>
> RTE_EVENTDEV_VALID_DEVID_OR_ERR_RET(dev_id, -EINVAL);
> dev = &rte_eventdevs[dev_id];
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timeout_ticks, -ENOTSUP);
> + if (*dev->dev_ops->timeout_ticks == NULL)
> + return -ENOTSUP;
>
> if (timeout_ticks == NULL)
> return -EINVAL;
> @@ -1119,7 +1133,8 @@ rte_event_dev_dump(uint8_t dev_id, FILE *f)
>
> RTE_EVENTDEV_VALID_DEVID_OR_ERR_RET(dev_id, -EINVAL);
> dev = &rte_eventdevs[dev_id];
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dump, -ENOTSUP);
> + if (*dev->dev_ops->dump == NULL)
> + return -ENOTSUP;
> if (f == NULL)
> return -EINVAL;
>
> @@ -1285,7 +1300,8 @@ rte_event_dev_start(uint8_t dev_id)
>
> RTE_EVENTDEV_VALID_DEVID_OR_ERR_RET(dev_id, -EINVAL);
> dev = &rte_eventdevs[dev_id];
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_start, -ENOTSUP);
> + if (*dev->dev_ops->dev_start == NULL)
> + return -ENOTSUP;
>
> if (dev->data->dev_started != 0) {
> RTE_EDEV_LOG_ERR("Device with dev_id=%" PRIu8 "already started",
> @@ -1331,7 +1347,8 @@ rte_event_dev_stop(uint8_t dev_id)
>
> RTE_EVENTDEV_VALID_DEVID_OR_RET(dev_id);
> dev = &rte_eventdevs[dev_id];
> - RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_stop);
> + if (*dev->dev_ops->dev_stop == NULL)
> + return;
>
> if (dev->data->dev_started == 0) {
> RTE_EDEV_LOG_ERR("Device with dev_id=%" PRIu8 "already stopped",
> @@ -1352,7 +1369,8 @@ rte_event_dev_close(uint8_t dev_id)
>
> RTE_EVENTDEV_VALID_DEVID_OR_ERR_RET(dev_id, -EINVAL);
> dev = &rte_eventdevs[dev_id];
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_close, -ENOTSUP);
> + if (*dev->dev_ops->dev_close == NULL)
> + return -ENOTSUP;
>
> /* Device must be stopped before it can be closed */
> if (dev->data->dev_started == 1) {
> diff --git a/lib/mempool/rte_mempool_ops.c b/lib/mempool/rte_mempool_ops.c
> index 2d36dee8f0..ac32c4bb72 100644
> --- a/lib/mempool/rte_mempool_ops.c
> +++ b/lib/mempool/rte_mempool_ops.c
> @@ -154,7 +154,8 @@ rte_mempool_ops_get_info(const struct rte_mempool *mp,
>
> ops = rte_mempool_get_ops(mp->ops_index);
>
> - RTE_FUNC_PTR_OR_ERR_RET(ops->get_info, -ENOTSUP);
> + if (ops->get_info == NULL)
> + return -ENOTSUP;
> return ops->get_info(mp, info);
> }
>
> diff --git a/lib/rawdev/rte_rawdev.c b/lib/rawdev/rte_rawdev.c
> index 2f0a4f132e..e157d65332 100644
> --- a/lib/rawdev/rte_rawdev.c
> +++ b/lib/rawdev/rte_rawdev.c
> @@ -71,12 +71,14 @@ rte_rawdev_info_get(uint16_t dev_id, struct
> rte_rawdev_info *dev_info,
> int ret = 0;
>
> RTE_RAWDEV_VALID_DEVID_OR_ERR_RET(dev_id, -EINVAL);
> - RTE_FUNC_PTR_OR_ERR_RET(dev_info, -EINVAL);
> + if (dev_info == NULL)
> + return -EINVAL;
>
> rawdev = &rte_rawdevs[dev_id];
>
> if (dev_info->dev_private != NULL) {
> - RTE_FUNC_PTR_OR_ERR_RET(*rawdev->dev_ops->dev_info_get,
> -ENOTSUP);
> + if (*rawdev->dev_ops->dev_info_get == NULL)
> + return -ENOTSUP;
> ret = (*rawdev->dev_ops->dev_info_get)(rawdev,
> dev_info->dev_private,
> dev_private_size);
> @@ -97,11 +99,13 @@ rte_rawdev_configure(uint16_t dev_id, struct
> rte_rawdev_info *dev_conf,
> int diag;
>
> RTE_RAWDEV_VALID_DEVID_OR_ERR_RET(dev_id, -EINVAL);
> - RTE_FUNC_PTR_OR_ERR_RET(dev_conf, -EINVAL);
> + if (dev_conf == NULL)
> + return -EINVAL;
>
> dev = &rte_rawdevs[dev_id];
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_configure, -ENOTSUP);
> + if (*dev->dev_ops->dev_configure == NULL)
> + return -ENOTSUP;
>
> if (dev->started) {
> RTE_RDEV_ERR(
> @@ -131,7 +135,8 @@ rte_rawdev_queue_conf_get(uint16_t dev_id,
> RTE_RAWDEV_VALID_DEVID_OR_ERR_RET(dev_id, -EINVAL);
> dev = &rte_rawdevs[dev_id];
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_def_conf, -ENOTSUP);
> + if (*dev->dev_ops->queue_def_conf == NULL)
> + return -ENOTSUP;
> return (*dev->dev_ops->queue_def_conf)(dev, queue_id, queue_conf,
> queue_conf_size);
> }
> @@ -147,7 +152,8 @@ rte_rawdev_queue_setup(uint16_t dev_id,
> RTE_RAWDEV_VALID_DEVID_OR_ERR_RET(dev_id, -EINVAL);
> dev = &rte_rawdevs[dev_id];
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_setup, -ENOTSUP);
> + if (*dev->dev_ops->queue_setup == NULL)
> + return -ENOTSUP;
> return (*dev->dev_ops->queue_setup)(dev, queue_id, queue_conf,
> queue_conf_size);
> }
> @@ -160,7 +166,8 @@ rte_rawdev_queue_release(uint16_t dev_id, uint16_t
> queue_id)
> RTE_RAWDEV_VALID_DEVID_OR_ERR_RET(dev_id, -EINVAL);
> dev = &rte_rawdevs[dev_id];
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_release, -ENOTSUP);
> + if (*dev->dev_ops->queue_release == NULL)
> + return -ENOTSUP;
> return (*dev->dev_ops->queue_release)(dev, queue_id);
> }
>
> @@ -172,7 +179,8 @@ rte_rawdev_queue_count(uint16_t dev_id)
> RTE_RAWDEV_VALID_DEVID_OR_ERR_RET(dev_id, -EINVAL);
> dev = &rte_rawdevs[dev_id];
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_count, -ENOTSUP);
> + if (*dev->dev_ops->queue_count == NULL)
> + return -ENOTSUP;
> return (*dev->dev_ops->queue_count)(dev);
> }
>
> @@ -186,7 +194,8 @@ rte_rawdev_get_attr(uint16_t dev_id,
> RTE_RAWDEV_VALID_DEVID_OR_ERR_RET(dev_id, -EINVAL);
> dev = &rte_rawdevs[dev_id];
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->attr_get, -ENOTSUP);
> + if (*dev->dev_ops->attr_get == NULL)
> + return -ENOTSUP;
> return (*dev->dev_ops->attr_get)(dev, attr_name, attr_value);
> }
>
> @@ -200,7 +209,8 @@ rte_rawdev_set_attr(uint16_t dev_id,
> RTE_RAWDEV_VALID_DEVID_OR_ERR_RET(dev_id, -EINVAL);
> dev = &rte_rawdevs[dev_id];
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->attr_set, -ENOTSUP);
> + if (*dev->dev_ops->attr_set == NULL)
> + return -ENOTSUP;
> return (*dev->dev_ops->attr_set)(dev, attr_name, attr_value);
> }
>
> @@ -215,7 +225,8 @@ rte_rawdev_enqueue_buffers(uint16_t dev_id,
> RTE_RAWDEV_VALID_DEVID_OR_ERR_RET(dev_id, -EINVAL);
> dev = &rte_rawdevs[dev_id];
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->enqueue_bufs, -ENOTSUP);
> + if (*dev->dev_ops->enqueue_bufs == NULL)
> + return -ENOTSUP;
> return (*dev->dev_ops->enqueue_bufs)(dev, buffers, count, context);
> }
>
> @@ -230,7 +241,8 @@ rte_rawdev_dequeue_buffers(uint16_t dev_id,
> RTE_RAWDEV_VALID_DEVID_OR_ERR_RET(dev_id, -EINVAL);
> dev = &rte_rawdevs[dev_id];
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dequeue_bufs, -ENOTSUP);
> + if (*dev->dev_ops->dequeue_bufs == NULL)
> + return -ENOTSUP;
> return (*dev->dev_ops->dequeue_bufs)(dev, buffers, count, context);
> }
>
> @@ -242,7 +254,8 @@ rte_rawdev_dump(uint16_t dev_id, FILE *f)
> RTE_RAWDEV_VALID_DEVID_OR_ERR_RET(dev_id, -EINVAL);
> dev = &rte_rawdevs[dev_id];
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dump, -ENOTSUP);
> + if (*dev->dev_ops->dump == NULL)
> + return -ENOTSUP;
> return (*dev->dev_ops->dump)(dev, f);
> }
>
> @@ -251,7 +264,8 @@ xstats_get_count(uint16_t dev_id)
> {
> struct rte_rawdev *dev = &rte_rawdevs[dev_id];
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->xstats_get_names, -ENOTSUP);
> + if (*dev->dev_ops->xstats_get_names == NULL)
> + return -ENOTSUP;
> return (*dev->dev_ops->xstats_get_names)(dev, NULL, 0);
> }
>
> @@ -273,7 +287,8 @@ rte_rawdev_xstats_names_get(uint16_t dev_id,
>
> dev = &rte_rawdevs[dev_id];
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->xstats_get_names, -ENOTSUP);
> + if (*dev->dev_ops->xstats_get_names == NULL)
> + return -ENOTSUP;
> return (*dev->dev_ops->xstats_get_names)(dev, xstats_names, size);
> }
>
> @@ -287,7 +302,8 @@ rte_rawdev_xstats_get(uint16_t dev_id,
> RTE_RAWDEV_VALID_DEVID_OR_ERR_RET(dev_id, -ENODEV);
> const struct rte_rawdev *dev = &rte_rawdevs[dev_id];
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->xstats_get, -ENOTSUP);
> + if (*dev->dev_ops->xstats_get == NULL)
> + return -ENOTSUP;
> return (*dev->dev_ops->xstats_get)(dev, ids, values, n);
> }
>
> @@ -306,7 +322,8 @@ rte_rawdev_xstats_by_name_get(uint16_t dev_id,
> id = &temp; /* driver never gets a NULL value */
>
> /* implemented by driver */
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->xstats_get_by_name, -ENOTSUP);
> + if (*dev->dev_ops->xstats_get_by_name == NULL)
> + return -ENOTSUP;
> return (*dev->dev_ops->xstats_get_by_name)(dev, name, id);
> }
>
> @@ -317,7 +334,8 @@ rte_rawdev_xstats_reset(uint16_t dev_id,
> RTE_RAWDEV_VALID_DEVID_OR_ERR_RET(dev_id, -EINVAL);
> struct rte_rawdev *dev = &rte_rawdevs[dev_id];
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->xstats_reset, -ENOTSUP);
> + if (*dev->dev_ops->xstats_reset == NULL)
> + return -ENOTSUP;
> return (*dev->dev_ops->xstats_reset)(dev, ids, nb_ids);
> }
>
> @@ -327,7 +345,8 @@ rte_rawdev_firmware_status_get(uint16_t dev_id,
> rte_rawdev_obj_t status_info)
> RTE_RAWDEV_VALID_DEVID_OR_ERR_RET(dev_id, -EINVAL);
> struct rte_rawdev *dev = &rte_rawdevs[dev_id];
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->firmware_status_get, -ENOTSUP);
> + if (*dev->dev_ops->firmware_status_get == NULL)
> + return -ENOTSUP;
> return (*dev->dev_ops->firmware_status_get)(dev, status_info);
> }
>
> @@ -337,7 +356,8 @@ rte_rawdev_firmware_version_get(uint16_t dev_id,
> rte_rawdev_obj_t version_info)
> RTE_RAWDEV_VALID_DEVID_OR_ERR_RET(dev_id, -EINVAL);
> struct rte_rawdev *dev = &rte_rawdevs[dev_id];
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->firmware_version_get, -ENOTSUP);
> + if (*dev->dev_ops->firmware_version_get == NULL)
> + return -ENOTSUP;
> return (*dev->dev_ops->firmware_version_get)(dev, version_info);
> }
>
> @@ -350,7 +370,8 @@ rte_rawdev_firmware_load(uint16_t dev_id,
> rte_rawdev_obj_t firmware_image)
> if (!firmware_image)
> return -EINVAL;
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->firmware_load, -ENOTSUP);
> + if (*dev->dev_ops->firmware_load == NULL)
> + return -ENOTSUP;
> return (*dev->dev_ops->firmware_load)(dev, firmware_image);
> }
>
> @@ -360,7 +381,8 @@ rte_rawdev_firmware_unload(uint16_t dev_id)
> RTE_RAWDEV_VALID_DEVID_OR_ERR_RET(dev_id, -EINVAL);
> struct rte_rawdev *dev = &rte_rawdevs[dev_id];
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->firmware_load, -ENOTSUP);
> + if (*dev->dev_ops->firmware_load == NULL)
> + return -ENOTSUP;
> return (*dev->dev_ops->firmware_unload)(dev);
> }
>
> @@ -370,7 +392,8 @@ rte_rawdev_selftest(uint16_t dev_id)
> RTE_RAWDEV_VALID_DEVID_OR_ERR_RET(dev_id, -EINVAL);
> struct rte_rawdev *dev = &rte_rawdevs[dev_id];
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_selftest, -ENOTSUP);
> + if (*dev->dev_ops->dev_selftest == NULL)
> + return -ENOTSUP;
> return (*dev->dev_ops->dev_selftest)(dev_id);
> }
>
> @@ -435,7 +458,8 @@ rte_rawdev_close(uint16_t dev_id)
> RTE_RAWDEV_VALID_DEVID_OR_ERR_RET(dev_id, -EINVAL);
> dev = &rte_rawdevs[dev_id];
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_close, -ENOTSUP);
> + if (*dev->dev_ops->dev_close == NULL)
> + return -ENOTSUP;
> /* Device must be stopped before it can be closed */
> if (dev->started == 1) {
> RTE_RDEV_ERR("Device %u must be stopped before closing",
> @@ -454,7 +478,8 @@ rte_rawdev_reset(uint16_t dev_id)
> RTE_RAWDEV_VALID_DEVID_OR_ERR_RET(dev_id, -EINVAL);
> dev = &rte_rawdevs[dev_id];
>
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_reset, -ENOTSUP);
> + if (*dev->dev_ops->dev_reset == NULL)
> + return -ENOTSUP;
> /* Reset is not dependent on state of the device */
> return (*dev->dev_ops->dev_reset)(dev);
> }
> diff --git a/lib/regexdev/rte_regexdev.c b/lib/regexdev/rte_regexdev.c
> index 02a388bc5d..caec069182 100644
> --- a/lib/regexdev/rte_regexdev.c
> +++ b/lib/regexdev/rte_regexdev.c
> @@ -189,7 +189,8 @@ regexdev_info_get(uint8_t dev_id, struct
> rte_regexdev_info *dev_info)
> if (dev_info == NULL)
> return -EINVAL;
> dev = &rte_regex_devices[dev_id];
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_info_get, -ENOTSUP);
> + if (*dev->dev_ops->dev_info_get == NULL)
> + return -ENOTSUP;
> return (*dev->dev_ops->dev_info_get)(dev, dev_info);
>
> }
> @@ -211,7 +212,8 @@ rte_regexdev_configure(uint8_t dev_id, const struct
> rte_regexdev_config *cfg)
> if (cfg == NULL)
> return -EINVAL;
> dev = &rte_regex_devices[dev_id];
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_configure, -ENOTSUP);
> + if (*dev->dev_ops->dev_configure == NULL)
> + return -ENOTSUP;
> if (dev->data->dev_started) {
> RTE_REGEXDEV_LOG
> (ERR, "Dev %u must be stopped to allow configuration\n",
> @@ -301,7 +303,8 @@ rte_regexdev_queue_pair_setup(uint8_t dev_id, uint16_t
> queue_pair_id,
>
> RTE_REGEXDEV_VALID_DEV_ID_OR_ERR_RET(dev_id, -EINVAL);
> dev = &rte_regex_devices[dev_id];
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_qp_setup, -ENOTSUP);
> + if (*dev->dev_ops->dev_qp_setup == NULL)
> + return -ENOTSUP;
> if (dev->data->dev_started) {
> RTE_REGEXDEV_LOG
> (ERR, "Dev %u must be stopped to allow configuration\n",
> @@ -332,7 +335,8 @@ rte_regexdev_start(uint8_t dev_id)
>
> RTE_REGEXDEV_VALID_DEV_ID_OR_ERR_RET(dev_id, -EINVAL);
> dev = &rte_regex_devices[dev_id];
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_start, -ENOTSUP);
> + if (*dev->dev_ops->dev_start == NULL)
> + return -ENOTSUP;
> ret = (*dev->dev_ops->dev_start)(dev);
> if (ret == 0)
> dev->data->dev_started = 1;
> @@ -346,7 +350,8 @@ rte_regexdev_stop(uint8_t dev_id)
>
> RTE_REGEXDEV_VALID_DEV_ID_OR_ERR_RET(dev_id, -EINVAL);
> dev = &rte_regex_devices[dev_id];
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_stop, -ENOTSUP);
> + if (*dev->dev_ops->dev_stop == NULL)
> + return -ENOTSUP;
> (*dev->dev_ops->dev_stop)(dev);
> dev->data->dev_started = 0;
> return 0;
> @@ -359,7 +364,8 @@ rte_regexdev_close(uint8_t dev_id)
>
> RTE_REGEXDEV_VALID_DEV_ID_OR_ERR_RET(dev_id, -EINVAL);
> dev = &rte_regex_devices[dev_id];
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_close, -ENOTSUP);
> + if (*dev->dev_ops->dev_close == NULL)
> + return -ENOTSUP;
> (*dev->dev_ops->dev_close)(dev);
> dev->data->dev_started = 0;
> dev->state = RTE_REGEXDEV_UNUSED;
> @@ -374,7 +380,8 @@ rte_regexdev_attr_get(uint8_t dev_id, enum
> rte_regexdev_attr_id attr_id,
>
> RTE_REGEXDEV_VALID_DEV_ID_OR_ERR_RET(dev_id, -EINVAL);
> dev = &rte_regex_devices[dev_id];
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_attr_get, -ENOTSUP);
> + if (*dev->dev_ops->dev_attr_get == NULL)
> + return -ENOTSUP;
> if (attr_value == NULL) {
> RTE_REGEXDEV_LOG(ERR, "Dev %d attribute value can't be NULL\n",
> dev_id);
> @@ -391,7 +398,8 @@ rte_regexdev_attr_set(uint8_t dev_id, enum
> rte_regexdev_attr_id attr_id,
>
> RTE_REGEXDEV_VALID_DEV_ID_OR_ERR_RET(dev_id, -EINVAL);
> dev = &rte_regex_devices[dev_id];
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_attr_set, -ENOTSUP);
> + if (*dev->dev_ops->dev_attr_set == NULL)
> + return -ENOTSUP;
> if (attr_value == NULL) {
> RTE_REGEXDEV_LOG(ERR, "Dev %d attribute value can't be NULL\n",
> dev_id);
> @@ -409,7 +417,8 @@ rte_regexdev_rule_db_update(uint8_t dev_id,
>
> RTE_REGEXDEV_VALID_DEV_ID_OR_ERR_RET(dev_id, -EINVAL);
> dev = &rte_regex_devices[dev_id];
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_rule_db_update, -ENOTSUP);
> + if (*dev->dev_ops->dev_rule_db_update == NULL)
> + return -ENOTSUP;
> if (rules == NULL) {
> RTE_REGEXDEV_LOG(ERR, "Dev %d rules can't be NULL\n",
> dev_id);
> @@ -425,8 +434,8 @@ rte_regexdev_rule_db_compile_activate(uint8_t dev_id)
>
> RTE_REGEXDEV_VALID_DEV_ID_OR_ERR_RET(dev_id, -EINVAL);
> dev = &rte_regex_devices[dev_id];
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_rule_db_compile_activate,
> - -ENOTSUP);
> + if (*dev->dev_ops->dev_rule_db_compile_activate == NULL)
> + return -ENOTSUP;
> return (*dev->dev_ops->dev_rule_db_compile_activate)(dev);
> }
>
> @@ -438,8 +447,8 @@ rte_regexdev_rule_db_import(uint8_t dev_id, const char
> *rule_db,
>
> RTE_REGEXDEV_VALID_DEV_ID_OR_ERR_RET(dev_id, -EINVAL);
> dev = &rte_regex_devices[dev_id];
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_db_import,
> - -ENOTSUP);
> + if (*dev->dev_ops->dev_db_import == NULL)
> + return -ENOTSUP;
> if (rule_db == NULL) {
> RTE_REGEXDEV_LOG(ERR, "Dev %d rules can't be NULL\n",
> dev_id);
> @@ -455,8 +464,8 @@ rte_regexdev_rule_db_export(uint8_t dev_id, char *rule_db)
>
> RTE_REGEXDEV_VALID_DEV_ID_OR_ERR_RET(dev_id, -EINVAL);
> dev = &rte_regex_devices[dev_id];
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_db_export,
> - -ENOTSUP);
> + if (*dev->dev_ops->dev_db_export == NULL)
> + return -ENOTSUP;
> return (*dev->dev_ops->dev_db_export)(dev, rule_db);
> }
>
> @@ -468,8 +477,8 @@ rte_regexdev_xstats_names_get(uint8_t dev_id,
>
> RTE_REGEXDEV_VALID_DEV_ID_OR_ERR_RET(dev_id, -EINVAL);
> dev = &rte_regex_devices[dev_id];
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_xstats_names_get,
> - -ENOTSUP);
> + if (*dev->dev_ops->dev_xstats_names_get == NULL)
> + return -ENOTSUP;
> if (xstats_map == NULL) {
> RTE_REGEXDEV_LOG(ERR, "Dev %d xstats map can't be NULL\n",
> dev_id);
> @@ -486,7 +495,8 @@ rte_regexdev_xstats_get(uint8_t dev_id, const uint16_t
> *ids,
>
> RTE_REGEXDEV_VALID_DEV_ID_OR_ERR_RET(dev_id, -EINVAL);
> dev = &rte_regex_devices[dev_id];
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_xstats_get, -ENOTSUP);
> + if (*dev->dev_ops->dev_xstats_get == NULL)
> + return -ENOTSUP;
> if (ids == NULL) {
> RTE_REGEXDEV_LOG(ERR, "Dev %d ids can't be NULL\n", dev_id);
> return -EINVAL;
> @@ -506,8 +516,8 @@ rte_regexdev_xstats_by_name_get(uint8_t dev_id, const
> char *name,
>
> RTE_REGEXDEV_VALID_DEV_ID_OR_ERR_RET(dev_id, -EINVAL);
> dev = &rte_regex_devices[dev_id];
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_xstats_by_name_get,
> - -ENOTSUP);
> + if (*dev->dev_ops->dev_xstats_by_name_get == NULL)
> + return -ENOTSUP;
> if (name == NULL) {
> RTE_REGEXDEV_LOG(ERR, "Dev %d name can't be NULL\n", dev_id);
> return -EINVAL;
> @@ -531,7 +541,8 @@ rte_regexdev_xstats_reset(uint8_t dev_id, const uint16_t
> *ids,
>
> RTE_REGEXDEV_VALID_DEV_ID_OR_ERR_RET(dev_id, -EINVAL);
> dev = &rte_regex_devices[dev_id];
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_xstats_reset, -ENOTSUP);
> + if (*dev->dev_ops->dev_xstats_reset == NULL)
> + return -ENOTSUP;
> if (ids == NULL) {
> RTE_REGEXDEV_LOG(ERR, "Dev %d ids can't be NULL\n", dev_id);
> return -EINVAL;
> @@ -546,7 +557,8 @@ rte_regexdev_selftest(uint8_t dev_id)
>
> RTE_REGEXDEV_VALID_DEV_ID_OR_ERR_RET(dev_id, -EINVAL);
> dev = &rte_regex_devices[dev_id];
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_selftest, -ENOTSUP);
> + if (*dev->dev_ops->dev_selftest == NULL)
> + return -ENOTSUP;
> return (*dev->dev_ops->dev_selftest)(dev);
> }
>
> @@ -557,7 +569,8 @@ rte_regexdev_dump(uint8_t dev_id, FILE *f)
>
> RTE_REGEXDEV_VALID_DEV_ID_OR_ERR_RET(dev_id, -EINVAL);
> dev = &rte_regex_devices[dev_id];
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_dump, -ENOTSUP);
> + if (*dev->dev_ops->dev_dump == NULL)
> + return -ENOTSUP;
> if (f == NULL) {
> RTE_REGEXDEV_LOG(ERR, "Dev %d file can't be NULL\n", dev_id);
> return -EINVAL;
> diff --git a/lib/regexdev/rte_regexdev.h b/lib/regexdev/rte_regexdev.h
> index 3bce8090f6..6061e648b1 100644
> --- a/lib/regexdev/rte_regexdev.h
> +++ b/lib/regexdev/rte_regexdev.h
> @@ -1473,7 +1473,8 @@ rte_regexdev_enqueue_burst(uint8_t dev_id, uint16_t
> qp_id,
> struct rte_regexdev *dev = &rte_regex_devices[dev_id];
> #ifdef RTE_LIBRTE_REGEXDEV_DEBUG
> RTE_REGEXDEV_VALID_DEV_ID_OR_ERR_RET(dev_id, -EINVAL);
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->enqueue, -ENOTSUP);
> + if (*dev->enqueue == NULL)
> + return -ENOTSUP;
> if (qp_id >= dev->data->dev_conf.nb_queue_pairs) {
> RTE_REGEXDEV_LOG(ERR, "Invalid queue %d\n", qp_id);
> return -EINVAL;
> @@ -1532,7 +1533,8 @@ rte_regexdev_dequeue_burst(uint8_t dev_id, uint16_t
> qp_id,
> struct rte_regexdev *dev = &rte_regex_devices[dev_id];
> #ifdef RTE_LIBRTE_REGEXDEV_DEBUG
> RTE_REGEXDEV_VALID_DEV_ID_OR_ERR_RET(dev_id, -EINVAL);
> - RTE_FUNC_PTR_OR_ERR_RET(*dev->dequeue, -ENOTSUP);
> + if (*dev->dequeue == NULL)
> + return -ENOTSUP;
> if (qp_id >= dev->data->dev_conf.nb_queue_pairs) {
> RTE_REGEXDEV_LOG(ERR, "Invalid queue %d\n", qp_id);
> return -EINVAL;
> diff --git a/lib/security/rte_security.c b/lib/security/rte_security.c
> index 4f5e4b4d49..1a2a408f0e 100644
> --- a/lib/security/rte_security.c
> +++ b/lib/security/rte_security.c
> @@ -131,7 +131,8 @@ __rte_security_set_pkt_metadata(struct rte_security_ctx
> *instance,
> RTE_PTR_OR_ERR_RET(instance, -EINVAL);
> RTE_PTR_OR_ERR_RET(instance->ops, -EINVAL);
> #endif
> - RTE_FUNC_PTR_OR_ERR_RET(*instance->ops->set_pkt_metadata, -ENOTSUP);
> + if (*instance->ops->set_pkt_metadata == NULL)
> + return -ENOTSUP;
> return instance->ops->set_pkt_metadata(instance->device,
> sess, m, params);
> }
> @@ -145,7 +146,8 @@ __rte_security_get_userdata(struct rte_security_ctx
> *instance, uint64_t md)
> RTE_PTR_OR_ERR_RET(instance, NULL);
> RTE_PTR_OR_ERR_RET(instance->ops, NULL);
> #endif
> - RTE_FUNC_PTR_OR_ERR_RET(*instance->ops->get_userdata, NULL);
> + if (*instance->ops->get_userdata == NULL)
> + return NULL;
> if (instance->ops->get_userdata(instance->device, md, &userdata))
> return NULL;
>
> diff --git a/lib/vhost/vdpa.c b/lib/vhost/vdpa.c
> index b2a2919fc0..a6ca785b29 100644
> --- a/lib/vhost/vdpa.c
> +++ b/lib/vhost/vdpa.c
> @@ -266,7 +266,8 @@ rte_vdpa_get_stats_names(struct rte_vdpa_device *dev,
> if (!dev)
> return -EINVAL;
>
> - RTE_FUNC_PTR_OR_ERR_RET(dev->ops->get_stats_names, -ENOTSUP);
> + if (dev->ops->get_stats_names == NULL)
> + return -ENOTSUP;
>
> return dev->ops->get_stats_names(dev, stats_names, size);
> }
> @@ -278,7 +279,8 @@ rte_vdpa_get_stats(struct rte_vdpa_device *dev, uint16_t
> qid,
> if (!dev || !stats || !n)
> return -EINVAL;
>
> - RTE_FUNC_PTR_OR_ERR_RET(dev->ops->get_stats, -ENOTSUP);
> + if (dev->ops->get_stats == NULL)
> + return -ENOTSUP;
>
> return dev->ops->get_stats(dev, qid, stats, n);
> }
> @@ -289,7 +291,8 @@ rte_vdpa_reset_stats(struct rte_vdpa_device *dev,
> uint16_t qid)
> if (!dev)
> return -EINVAL;
>
> - RTE_FUNC_PTR_OR_ERR_RET(dev->ops->reset_stats, -ENOTSUP);
> + if (dev->ops->reset_stats == NULL)
> + return -ENOTSUP;
>
> return dev->ops->reset_stats(dev, qid);
> }
> diff --git a/lib/vhost/vhost_user.c b/lib/vhost/vhost_user.c
> index 4ad28bac45..0ae059ad29 100644
> --- a/lib/vhost/vhost_user.c
> +++ b/lib/vhost/vhost_user.c
> @@ -3381,8 +3381,10 @@ int rte_vhost_host_notifier_ctrl(int vid, uint16_t
> qid, bool enable)
> q_last = qid;
> }
>
> - RTE_FUNC_PTR_OR_ERR_RET(vdpa_dev->ops->get_vfio_device_fd, -ENOTSUP);
> - RTE_FUNC_PTR_OR_ERR_RET(vdpa_dev->ops->get_notify_area, -ENOTSUP);
> + if (vdpa_dev->ops->get_vfio_device_fd == NULL)
> + return -ENOTSUP;
> + if (vdpa_dev->ops->get_notify_area == NULL)
> + return -ENOTSUP;
>
> vfio_device_fd = vdpa_dev->ops->get_vfio_device_fd(vid);
> if (vfio_device_fd < 0)
> --
> 2.37.2
