trivial: remove unnecessary semicolons

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>

fs/autofs/dirhash.c

@@ -90,7 +90,7 @@ struct autofs_dir_ent *autofs_expire(struct super_block *sb,
 			DPRINTK(("autofs: not expirable (not a mounted directory): %s\n", ent->name));
 			continue;
 		}
-		while (d_mountpoint(path.dentry) && follow_down(&path));
+		while (d_mountpoint(path.dentry) && follow_down(&path))
 			;
 		umount_ok = may_umount(path.mnt);
 		path_put(&path);