On 9/28/2017 3:13 PM, Ajit Khaparde wrote:
> This patch adds support for flow validate/create/destroy/flush,
> ethertype add/del ops
> 
> Signed-off-by: Ajit Khaparde <ajit.khapa...@broadcom.com>
> --
> v1->v2: incorporate review comments.
> v2->v3: fix 32-bit builds.

<...>

> +static struct rte_flow *
> +bnxt_flow_create(struct rte_eth_dev *dev,
> +               const struct rte_flow_attr *attr,
> +               const struct rte_flow_item pattern[],
> +               const struct rte_flow_action actions[],
> +               struct rte_flow_error *error)
> +{
> +     struct bnxt *bp = (struct bnxt *)dev->data->dev_private;
> +     struct bnxt_filter_info *filter;
> +     struct bnxt_vnic_info *vnic;
> +     struct rte_flow *flow;
> +     unsigned int i;
> +     int ret = 0;
> +
> +     flow = rte_zmalloc("bnxt_flow", sizeof(struct rte_flow), 0);
> +     if (!flow) {
> +             rte_flow_error_set(error, ENOMEM,
> +                                RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
> +                                "Failed to allocate memory");
> +             return flow;
> +     }
> +
> +     ret = bnxt_flow_agrs_validate(attr, pattern, actions, error);
> +     if (ret != 0) {

Hi Ajit,

clang is giving following [1] build error here. Error log is quite
verbose, clang even suggests multiple solutions :)

[1]
.../dpdk/drivers/net/bnxt/bnxt_filter.c:923:6: error: variable 'filter'
is used uninitialized whenever 'if' condition is true
[-Werror,-Wsometimes-uninitialized]
        if (ret != 0) {
            ^~~~~~~~
.../dpdk/drivers/net/bnxt/bnxt_filter.c:965:23: note: uninitialized use
occurs here
        bnxt_free_filter(bp, filter);
                             ^~~~~~
.../dpdk/drivers/net/bnxt/bnxt_filter.c:923:2: note: remove the 'if' if
its condition is always false
        if (ret != 0) {
        ^~~~~~~~~~~~~~~
.../dpdk/drivers/net/bnxt/bnxt_filter.c:908:33: note: initialize the
variable 'filter' to silence this warning
        struct bnxt_filter_info *filter;
                                       ^
                                        = NULL

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