[PATCH 3.16 120/245] btrfs: Remove redundant btrfs_release_path from btrfs_unlink_subvol

Ben Hutchings
2020-04-23T23:17:03Z

From: Lu Fengqi <lufq.fnst@cn.fujitsu.com>

commit 5b7d687ad5913a56b6a8788435d7a53990b4176d upstream.

Although it is safe to call this on already released paths with no locks
held or extent buffers, removing the redundant btrfs_release_path is
reasonable.

Signed-off-by: Lu Fengqi <lufq.fnst@cn.fujitsu.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
[bwh: Backported to 3.16 as dependency of commit d49d3287e74f
"btrfs: fix invalid removal of root ref"]
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
---
fs/btrfs/inode.c | 1 -
1 file changed, 1 deletion(-)

--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -4031,7 +4031,6 @@ int btrfs_unlink_subvol(struct btrfs_tra

leaf = path->nodes[0];
btrfs_item_key_to_cpu(leaf, &key, path->slots[0]);
- btrfs_release_path(path);
index = key.offset;
}
btrfs_release_path(path);