From: Alex Zhuravlev <bzzz@whamcloud.com>
Date: Wed, 5 Jun 2019 13:38:27 +0000 (+0300)
Subject: LU-12392 utils: specify correct size for the buffer
X-Git-Tag: 2.12.56~89
X-Git-Url: https://git.whamcloud.com/?a=commitdiff_plain;h=7babde7afc54712c5e62d8cf47ab2481a0efc598;p=fs%2Flustre-release.git

LU-12392 utils: specify correct size for the buffer

otherwise gcc8 makes a warning which interrupts build.

Change-Id: I6a94c6cd63473df9fc88b1867bbda1353fa10247
Signed-off-by: Alex Zhuravlev <bzzz@whamcloud.com>
Reviewed-on: https://review.whamcloud.com/35070
Reviewed-by: Andreas Dilger <adilger@whamcloud.com>
Reviewed-by: Oleg Drokin <green@whamcloud.com>
Reviewed-by: Wang Shilong <wshilong@ddn.com>
Tested-by: Jenkins
Tested-by: Maloo <maloo@whamcloud.com>
Reviewed-by: James Simmons <uja.ornl@yahoo.com>
---

diff --git a/lustre/utils/lfs.c b/lustre/utils/lfs.c
index 4f21ced..5e37d9a 100644
--- a/lustre/utils/lfs.c
+++ b/lustre/utils/lfs.c
@@ -5565,7 +5565,7 @@ static int lfs_setdirstripe(int argc, char **argv)
 			lsb->sb_count = 0;
 
 			/* use mntdir for dirname() temporarily */
-			strncpy(mntdir, dname, sizeof(mntdir));
+			strncpy(mntdir, dname, sizeof(mntdir) - 1);
 			if (!realpath(dirname(mntdir), path)) {
 				result = -errno;
 				fprintf(stderr,