hpfs: remove lock/unlock super

diff -Nurp linux-3.6-rc1-orig/fs/hpfs/super.c linux-3.6-rc1/fs/hpfs/super.c
@@ -389,7 +389,6 @@ static int hpfs_remount_fs(struct super_
 	*flags |= MS_NOATIME;
 	
 	hpfs_lock(s);
-	lock_super(s);
 	uid = sbi->sb_uid; gid = sbi->sb_gid;
 	umask = 0777 & ~sbi->sb_mode;
 	lowercase = sbi->sb_lowercase;

@@ -422,12 +421,10 @@ static int hpfs_remount_fs(struct super_
 
 	replace_mount_options(s, new_opts);
 
-	unlock_super(s);
 	hpfs_unlock(s);
 	return 0;
 
 out_err:
-	unlock_super(s);
 	hpfs_unlock(s);
 	kfree(new_opts);
 	return -EINVAL;