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Commit 692206b1 authored by Wang Shilong's avatar Wang Shilong Committed by Josef Bacik
Browse files

Btrfs: make __merge_refs() return type be void 



__merge_refs() always return 0, it is unnecessary
for the caller to check the return value.

Signed-off-by: default avatarWang Shilong <wangsl-fnst@cn.fujitsu.com>
Signed-off-by: default avatarJosef Bacik <jbacik@fusionio.com>
parent 1149ab6b

fs/btrfs/backref.c

+3 −8
Original line number Diff line number Diff line
@@ -443,7 +443,7 @@ static int __add_missing_keys(struct btrfs_fs_info *fs_info, 
 *           having a parent).

 * mode = 2: merge identical parents

 */

static int __merge_refs(struct list_head *head, int mode)

static void __merge_refs(struct list_head *head, int mode)

{

	struct list_head *pos1;
@@ -489,7 +489,6 @@ static int __merge_refs(struct list_head *head, int mode) 
		}



	}

	return 0;

}



/*
@@ -884,18 +883,14 @@ static int find_parent_nodes(struct btrfs_trans_handle *trans, 
	if (ret)

		goto out;



	ret = __merge_refs(&prefs, 1);

	if (ret)

		goto out;

	__merge_refs(&prefs, 1);



	ret = __resolve_indirect_refs(fs_info, search_commit_root, time_seq,

				      &prefs, extent_item_pos);

	if (ret)

		goto out;



	ret = __merge_refs(&prefs, 2);

	if (ret)

		goto out;

	__merge_refs(&prefs, 2);



	while (!list_empty(&prefs)) {

		ref = list_first_entry(&prefs, struct __prelim_ref, list);