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andyp pushed a commit to branch master
in repository gfs2-utils.
The following commit(s) were added to refs/heads/master by this push:
new e83a686 mkfs.gfs2: Use strncpy to copy lockproto/table into sb
e83a686 is described below
commit e83a686bd6a14f55ed7f6347087890736adf6876
Author: Andrew Price <anprice(a)redhat.com>
AuthorDate: Wed Jul 31 18:43:18 2019 +0100
mkfs.gfs2: Use strncpy to copy lockproto/table into sb
Commit d9a32a2d4 switched to using memcpy to fix up a compiler warning,
which was spurious and no longer occurs. Switch back to strncpy as it
gives better protection from copying uninitialised memory from the
optarg.
Signed-off-by: Andrew Price <anprice(a)redhat.com>
---
gfs2/mkfs/main_mkfs.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/gfs2/mkfs/main_mkfs.c b/gfs2/mkfs/main_mkfs.c
index 7aeae69..846b341 100644
--- a/gfs2/mkfs/main_mkfs.c
+++ b/gfs2/mkfs/main_mkfs.c
@@ -1143,8 +1143,8 @@ int main(int argc, char *argv[])
build_root(&sbd);
sb.sb_root_dir = sbd.md.rooti->i_di.di_num;
- memcpy(sb.sb_lockproto, opts.lockproto, GFS2_LOCKNAME_LEN);
- memcpy(sb.sb_locktable, opts.locktable, GFS2_LOCKNAME_LEN);
+ strncpy(sb.sb_lockproto, opts.lockproto, GFS2_LOCKNAME_LEN);
+ strncpy(sb.sb_locktable, opts.locktable, GFS2_LOCKNAME_LEN);
sb.sb_lockproto[GFS2_LOCKNAME_LEN - 1] = '\0';
sb.sb_locktable[GFS2_LOCKNAME_LEN - 1] = '\0';
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