[dpdk-dev] [PATCH v3 2/5] regex/mlx5: fix minsize build
Thomas Monjalon
thomas at monjalon.net
Sun Aug 8 14:51:35 CEST 2021
Error occurs when configuring meson with --buildtype=minsize
with GCC 11.1.0:
drivers/regex/mlx5/mlx5_regex_fastpath.c:398:17: error:
‘len’ may be used uninitialized in this function [-Werror=maybe-uninitialized]
| complete_umr_wqe(qp, sq, &qp->jobs[mkey_job_id], sq->pi,
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
| klm_num, len);
| ~~~~~~~~~~~~~
drivers/regex/mlx5/mlx5_regex_fastpath.c:315:31: note: ‘len’ was declared here
| uint32_t klm_num = 0, len;
| ^~~
Signed-off-by: Thomas Monjalon <thomas at monjalon.net>
---
drivers/regex/mlx5/mlx5_regex_fastpath.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/regex/mlx5/mlx5_regex_fastpath.c b/drivers/regex/mlx5/mlx5_regex_fastpath.c
index 786718af53..c79445ce7d 100644
--- a/drivers/regex/mlx5/mlx5_regex_fastpath.c
+++ b/drivers/regex/mlx5/mlx5_regex_fastpath.c
@@ -312,7 +312,8 @@ prep_regex_umr_wqe_set(struct mlx5_regex_priv *priv, struct mlx5_regex_qp *qp,
struct mlx5_regex_job *job = NULL;
size_t sqid = sq->sqn, mkey_job_id = 0;
size_t left_ops = nb_ops;
- uint32_t klm_num = 0, len;
+ uint32_t klm_num = 0;
+ uint32_t len = 0;
struct mlx5_klm *mkey_klm = NULL;
struct mlx5_klm klm;
--
2.31.1
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