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Subject[PATCH] fs: btrfs: extent_map: removed unneeded variable
Date
From: lijian <lijian@yulong.com>

removed unneeded variable 'ret'.

Signed-off-by: lijian <lijian@yulong.com>
---
fs/btrfs/extent_map.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/fs/btrfs/extent_map.c b/fs/btrfs/extent_map.c
index 4a8e02f7b6c7..70d3e76e30c5 100644
--- a/fs/btrfs/extent_map.c
+++ b/fs/btrfs/extent_map.c
@@ -296,7 +296,6 @@ static void try_merge_map(struct extent_map_tree *tree, struct extent_map *em)
int unpin_extent_cache(struct extent_map_tree *tree, u64 start, u64 len,
u64 gen)
{
- int ret = 0;
struct extent_map *em;
bool prealloc = false;

@@ -328,8 +327,7 @@ int unpin_extent_cache(struct extent_map_tree *tree, u64 start, u64 len,
free_extent_map(em);
out:
write_unlock(&tree->lock);
- return ret;
-
+ return 0;
}

void clear_em_logging(struct extent_map_tree *tree, struct extent_map *em)
--
2.17.1

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