autofs4: fix incorrect return in autofs4_mount_busy()

Fix an obvious incorrect return status in autofs4_mount_busy().
Signed-off-by: NIan Kent <raven@themaw.net>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>

fs/autofs4/expire.c

@@ -70,9 +70,11 @@ static int autofs4_mount_busy(struct vfsmount *mnt, struct dentry *dentry)
 		 * Otherwise it's an offset mount and we need to check
 		 * if we can umount its mount, if there is one.
 		 */
-		if (!d_mountpoint(dentry))
+		if (!d_mountpoint(dentry)) {
+			status = 0;
 			goto done;
 		}
+	}
 
 	/* Update the expiry counter if fs is busy */
 	if (!may_umount_tree(mnt)) {