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btrfs-progs: remove unused var *prev in extent-cache.c/find_cache_extent

PATCH New Wang Sheng-Hui 1 participant 1 message Jun 24, 2013 Btrfs file system

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Wang Sheng-Hui

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PATCH 1/1 btrfs-progs: remove unused var *prev in extent-cache.c/find_cache_extent

var *prev is not used in function find_cache_extent. Remove it.

Signed-off-by Wang Sheng-Hui <[email protected]>
---
 extent-cache.c |    3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)
extent-cache.c +1 -2
index 3dd6434..6d86c33 100644
@@ -117,10 +117,9 @@ int insert_cache_extent(struct cache_tree *tree, u64 start, u64 size)
 struct cache_extent *find_cache_extent(struct cache_tree *tree,
 					   u64 start, u64 size)
 {
-	struct rb_node *prev;
 	struct rb_node *ret;
 	struct cache_extent *entry;
-	ret = __tree_search(&tree->root, start, size, &prev);
+	ret = __tree_search(&tree->root, start, size, NULL);
 	if (!ret)
 		return NULL;
Signature · 1 line
1.7.10.4