[PATCH 2/2] btrfs-progs: remove the unused variable in check_chunks_and_extents_lowmem()

Qu Wenruo
2020-08-26T00:47:45Z

The variable @root is only set but not utilized, while we only utilize
@root1.

Replace @root1 with @root, then remove the @root1.

Signed-off-by: Qu Wenruo <wqu@suse.com>
---
check/mode-lowmem.c | 15 ++++++---------
1 file changed, 6 insertions(+), 9 deletions(-)

diff --git a/check/mode-lowmem.c b/check/mode-lowmem.c
index 3ce119fa0f61..837bacf920ac 100644
--- a/check/mode-lowmem.c
+++ b/check/mode-lowmem.c
@@ -5399,20 +5399,17 @@ int check_chunks_and_extents_lowmem(void)
struct btrfs_path path;
struct btrfs_key old_key;
struct btrfs_key key;
- struct btrfs_root *root1;
struct btrfs_root *root;
struct btrfs_root *cur_root;
int err = 0;
int ret;

- root = gfs_info->fs_root;
-
- root1 = gfs_info->chunk_root;
- ret = check_btrfs_root(root1, 1);
+ root = gfs_info->chunk_root;
+ ret = check_btrfs_root(root, 1);
err |= ret;

- root1 = gfs_info->tree_root;
- ret = check_btrfs_root(root1, 1);
+ root = gfs_info->tree_root;
+ ret = check_btrfs_root(root, 1);
err |= ret;

btrfs_init_path(&path);
@@ -5420,7 +5417,7 @@ int check_chunks_and_extents_lowmem(void)
key.offset = 0;
key.type = BTRFS_ROOT_ITEM_KEY;

- ret = btrfs_search_slot(NULL, root1, &key, &path, 0, 0);
+ ret = btrfs_search_slot(NULL, root, &key, &path, 0, 0);
if (ret) {
error("cannot find extent tree in tree_root");
goto out;
@@ -5455,7 +5452,7 @@ int check_chunks_and_extents_lowmem(void)
if (ret)
goto out;
next:
- ret = btrfs_next_item(root1, &path);
+ ret = btrfs_next_item(root, &path);
if (ret)
goto out;
}
--
2.28.0