>-----Original Message----- >From: Andrzej Ostruszka [mailto:aostrus...@marvell.com] >Sent: Thursday, November 7, 2019 7:03 AM >To: dev@dpdk.org; Wang, Yipeng1 <yipeng1.w...@intel.com>; Gobriel, Sameh ><sameh.gobr...@intel.com>; Richardson, Bruce ><bruce.richard...@intel.com>; Chas Williams <ch...@att.com>; Burakov, Anatoly ><anatoly.bura...@intel.com> >Cc: mattias.ronnb...@ericsson.com; step...@networkplumber.org >Subject: [PATCH v7 07/12] app/test: clean LTO build warnings >(maybe-uninitialized) > >During LTO build compiler reports some 'false positive' warnings about >variables being possibly used uninitialized. This patch silences these >warnings. > >Exemplary compiler warning to suppress (with LTO enabled): >error: ‘stats.greatest_free_size’ may be used uninitialized in this >function [-Werror=maybe-uninitialized] > return len - overhead; > >Signed-off-by: Andrzej Ostruszka <aostrus...@marvell.com> >--- > app/test/test_hash_readwrite.c | 2 +- > app/test/test_link_bonding_mode4.c | 8 +++++++- > app/test/test_memzone.c | 3 ++- > 3 files changed, 10 insertions(+), 3 deletions(-) > >diff --git a/app/test/test_hash_readwrite.c b/app/test/test_hash_readwrite.c >index 4376b099b..615767fb6 100644 >--- a/app/test/test_hash_readwrite.c >+++ b/app/test/test_hash_readwrite.c >@@ -298,7 +298,7 @@ test_rw_reader(void *arg) > > begin = rte_rdtsc_precise(); > for (i = 0; i < read_cnt; i++) { >- void *data; >+ void *data = arg; > rte_hash_lookup_data(tbl_rw_test_param.h, > tbl_rw_test_param.keys + i, > &data); >diff --git a/app/test/test_link_bonding_mode4.c >b/app/test/test_link_bonding_mode4.c >index ff54d7b91..cf12f026d 100644 >--- a/app/test/test_link_bonding_mode4.c >+++ b/app/test/test_link_bonding_mode4.c >@@ -585,7 +585,13 @@ bond_get_update_timeout_ms(void) > { > struct rte_eth_bond_8023ad_conf conf; > >- rte_eth_bond_8023ad_conf_get(test_params.bonded_port_id, &conf); >+ if (rte_eth_bond_8023ad_conf_get(test_params.bonded_port_id, &conf) < >0) { >+ RTE_LOG(DEBUG, EAL, "Failed to get bonding configuration: " >+ "%s at %d\n", __func__, __LINE__); >+ RTE_TEST_TRACE_FAILURE(__FILE__, __LINE__, __func__); >+ return 0; >+ } >+ > return conf.update_timeout_ms; > } > >diff --git a/app/test/test_memzone.c b/app/test/test_memzone.c >index 4d8744455..0343b0326 100644 >--- a/app/test/test_memzone.c >+++ b/app/test/test_memzone.c >@@ -475,7 +475,8 @@ find_max_block_free_size(unsigned int align, unsigned int >socket_id) > struct rte_malloc_socket_stats stats; > size_t len, overhead; > >- rte_malloc_get_socket_stats(socket_id, &stats); >+ if (rte_malloc_get_socket_stats(socket_id, &stats) < 0) >+ return 0; > > len = stats.greatest_free_size; > overhead = MALLOC_ELEM_OVERHEAD; >-- >2.17.1
[Wang, Yipeng] For the test_hash_readwrite.c file: Acked-by: Yipeng Wang <yipeng1.w...@intel.com>
