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ceph: mark ceph_fmt_xattr() as printf-like for better type checking

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Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
This commit is contained in:
Ilya Dryomov 2020-09-17 18:45:44 +02:00
parent 1cc1699070
commit f6fbdcd997
1 changed files with 2 additions and 1 deletions
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3
fs/ceph/xattr.c
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@ -116,7 +116,8 @@ static ssize_t ceph_vxattrcb_layout(struct ceph_inode_info *ci, char *val,
* NULL terminates however, so call it on a temporary buffer and then memcpy
* the result into place.
*/
static int ceph_fmt_xattr(char *val, size_t size, const char *fmt, ...)
static __printf(3, 4)
int ceph_fmt_xattr(char *val, size_t size, const char *fmt, ...)
{
int ret;
va_list args;