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Subject[PATCH] btrfs: remove unneeded variable
Date
From: Changcheng Deng <deng.changcheng@zte.com.cn>

Fix the following coccicheck review:
./fs/btrfs/disk-io.c: 4641: 5-8: Unneeded variable

Remove unneeded variable used to store return value.

Reported-by: Zeal Robot <zealci@zte.com.cn>
Signed-off-by: Changcheng Deng <deng.changcheng@zte.com.cn>
---
fs/btrfs/disk-io.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index 1ae30b29f2b5..781c93d59ed6 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -4638,7 +4638,6 @@ static int btrfs_destroy_delayed_refs(struct btrfs_transaction *trans,
struct rb_node *node;
struct btrfs_delayed_ref_root *delayed_refs;
struct btrfs_delayed_ref_node *ref;
- int ret = 0;

delayed_refs = &trans->delayed_refs;

@@ -4646,7 +4645,7 @@ static int btrfs_destroy_delayed_refs(struct btrfs_transaction *trans,
if (atomic_read(&delayed_refs->num_entries) == 0) {
spin_unlock(&delayed_refs->lock);
btrfs_debug(fs_info, "delayed_refs has NO entry");
- return ret;
+ return 0;
}

while ((node = rb_first_cached(&delayed_refs->href_root)) != NULL) {
@@ -4709,7 +4708,7 @@ static int btrfs_destroy_delayed_refs(struct btrfs_transaction *trans,

spin_unlock(&delayed_refs->lock);

- return ret;
+ return 0;
}

static void btrfs_destroy_delalloc_inodes(struct btrfs_root *root)
--
2.25.1
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