Btrfs: remove path arg from btrfs_truncate_free_space_cache

Not used for anything, and removing it avoids caller's need to
allocate a path structure.

Signed-off-by: Filipe David Borba Manana <fdmanana@gmail.com>
Signed-off-by: Josef Bacik <jbacik@fusionio.com>
Signed-off-by: Chris Mason <chris.mason@fusionio.com>

1 files changed, 1 insertions, 10 deletions

diff --git a/fs/btrfs/relocation.c b/fs/btrfs/relocation.c
index 4a355726151e..dec4f5aead0f 100644
--- a/fs/btrfs/relocation.c
+++ b/fs/btrfs/relocation.c
@@ -3407,7 +3407,6 @@ static int delete_block_group_cache(struct btrfs_fs_info *fs_info,
                                     struct inode *inode, u64 ino)
 {
         struct btrfs_key key;
-        struct btrfs_path *path;
         struct btrfs_root *root = fs_info->tree_root;
         struct btrfs_trans_handle *trans;
         int ret = 0;
@@ -3432,22 +3431,14 @@ truncate:
         if (ret)
                 goto out;
 
-        path = btrfs_alloc_path();
-        if (!path) {
-                ret = -ENOMEM;
-                goto out;
-        }
-
         trans = btrfs_join_transaction(root);
         if (IS_ERR(trans)) {
-                btrfs_free_path(path);
                 ret = PTR_ERR(trans);
                 goto out;
         }
 
-        ret = btrfs_truncate_free_space_cache(root, trans, path, inode);
+        ret = btrfs_truncate_free_space_cache(root, trans, inode);
 
-        btrfs_free_path(path);
         btrfs_end_transaction(trans, root);
         btrfs_btree_balance_dirty(root);
 out: