constify btrfs_mksubvol()

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2016-11-20 19:34:31 -05:00 · 2016-11-20 19:34:31 -05:00 · 92872094a1
parent 5b5577e4eb
commit 92872094a1
1 changed files with 1 additions and 1 deletions
--- a/fs/btrfs/ioctl.c
+++ b/fs/btrfs/ioctl.c
@ -836,7 +836,7 @@ static inline int btrfs_may_create(struct inode *dir, struct dentry *child)
 * sys_mkdirat and vfs_mkdir, but we only do a single component lookup
 * inside this filesystem so it's quite a bit simpler.
 */
-static noinline int btrfs_mksubvol(struct path *parent,
+static noinline int btrfs_mksubvol(const struct path *parent,
 				   char *name, int namelen,
 				   struct btrfs_root *snap_src,
 				   u64 *async_transid, bool readonly,