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ceph: fix incorrect use of strncpy 

GCC8 prints following warning:

 fs/ceph/mds_client.c:3683:2: warning: ‘strncpy’ output may be truncated
 copying 64 bytes from a string of length 64 [-Wstringop-truncation]

[ Change to strscpy() while at it. ]

Signed-off-by: "Yan, Zheng" <zyan@redhat.com>
Reviewed-by: Ilya Dryomov <idryomov@gmail.com>
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
This commit is contained in:
Yan, Zheng 2018-07-02 15:55:23 +08:00 committed by Ilya Dryomov
parent b26c047b94
commit dfeb84d4ad
1 changed files with 2 additions and 2 deletions
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4
fs/ceph/mds_client.c
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@ -3644,8 +3644,8 @@ int ceph_mdsc_init(struct ceph_fs_client *fsc)
init_rwsem(&mdsc->pool_perm_rwsem);
mdsc->pool_perm_tree = RB_ROOT;
strncpy(mdsc->nodename, utsname()->nodename,
sizeof(mdsc->nodename) - 1);
strscpy(mdsc->nodename, utsname()->nodename,
sizeof(mdsc->nodename));
return 0;
}