[PATCH v4 01/18] btrfs-progs: lowmem check: release path in repair_extent_data_item()

[Su Yue <suy.fnst@cn.fujitsu.com>]

In repair_extent_data_item(), path is not be released if some
errors occurs which causes extent buffer leak.

So release path in end of the function.

Reviewed-by: Qu Wenruo <wqu@suse.com>
Signed-off-by: Su Yue <suy.fnst@cn.fujitsu.com>
---
 check/mode-lowmem.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/check/mode-lowmem.c b/check/mode-lowmem.c
index 62bcf3d2e126..d168a3ddd5e5 100644
--- a/check/mode-lowmem.c
+++ b/check/mode-lowmem.c
@@ -2537,6 +2537,7 @@ static int repair_extent_data_item(struct btrfs_trans_handle *trans,
 
 	err &= ~BACKREF_MISSING;
 out:
+	btrfs_release_path(&path);
 	if (ret)
 		error("can't repair root %llu extent data item[%llu %llu]",
 		      root->objectid, disk_bytenr, num_bytes);
-- 
2.16.1