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PATCH 3/3] btrfs: set extent-tree.c/add_excluded_extent as void

PATCH Wang Sheng-Hui 1 participant 1 message Sep 6, 2012 Btrfs file system

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Wang Sheng-Hui

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The memory allocation failure will be catched in set_extent_bits. Always return 0 is useless for its callers.

Signed-off-by Wang Sheng-Hui <[email protected]>
---
 fs/btrfs/extent-tree.c |    3 +--
 1 files changed, 1 insertions(+), 2 deletions(-)
fs/btrfs/extent-tree.c +1 -2
index 9b9a6fa..3a295ff 100644
@@ -209,7 +209,7 @@ block_group_cache_tree_search(struct btrfs_fs_info *info, u64 bytenr,
 	return ret;
 }
 
-static int add_excluded_extent(struct btrfs_root *root,
+static void add_excluded_extent(struct btrfs_root *root,
 			       u64 start, u64 num_bytes)
 {
 	u64 end = start + num_bytes - 1;

@@ -217,7 +217,6 @@ static int add_excluded_extent(struct btrfs_root *root,
 			start, end, EXTENT_UPTODATE, GFP_NOFS);
 	set_extent_bits(&root->fs_info->freed_extents[1],
 			start, end, EXTENT_UPTODATE, GFP_NOFS);
-	return 0;
 }
 
 static void free_excluded_extents(struct btrfs_root *root,
Signature · 1 line
1.7.1