From: Jian Yu Date: Fri, 21 Jan 2022 20:37:10 +0000 (-0800) Subject: LU-15220 utils: fix gcc-11 -Werror=format-truncation= error X-Git-Url: https://git.whamcloud.com/?a=commitdiff_plain;h=b36a677a7bd0de26fb272be3040f5348a459b02e;p=fs%2Flustre-release.git LU-15220 utils: fix gcc-11 -Werror=format-truncation= error This patch fixes the following -Werror=format-truncation= error in liblustreapi.c: liblustreapi.c: In function 'lov_dump_comp_v1': liblustreapi.c:3673:57: error: 'snprintf' output may be truncated before the last format character [-Werror=format-truncation=] 3673 | snprintf(pool_name, LOV_MAXPOOLNAME, "%s", | ^ Lustre-change: https://review.whamcloud.com/45815 Lustre-commit: 9b0b7264a8d7a6a2abe681d15fefc88c27d20c1e Change-Id: I55c3e05a933ff3d2c33a71ed269fffe63797b528 Signed-off-by: Jian Yu Reviewed-by: Alex Zhuravlev Reviewed-on: https://review.whamcloud.com/46246 Tested-by: jenkins Tested-by: Maloo Reviewed-by: Andreas Dilger --- diff --git a/lustre/utils/liblustreapi.c b/lustre/utils/liblustreapi.c index b947737..08e25fe 100644 --- a/lustre/utils/liblustreapi.c +++ b/lustre/utils/liblustreapi.c @@ -3583,7 +3583,7 @@ static inline void lov_v1v3_pool_name(struct lov_user_md *v1, char *pool_name) { if (v1->lmm_magic == LOV_USER_MAGIC_V3) - snprintf(pool_name, LOV_MAXPOOLNAME, "%s", + snprintf(pool_name, LOV_MAXPOOLNAME + 1, "%s", ((struct lov_user_md_v3 *)v1)->lmm_pool_name); else pool_name[0] = '\0';