When it is introduced at commit f094ac32aba3 ("Btrfs: fix NULL pointer after aborting a transaction"), it's useless.
Signed-off-by: Lu Fengqi <lufq.f...@cn.fujitsu.com> --- fs/btrfs/transaction.c | 1 - 1 file changed, 1 deletion(-) diff --git a/fs/btrfs/transaction.c b/fs/btrfs/transaction.c index f92c0a88c4ad..67e84939b758 100644 --- a/fs/btrfs/transaction.c +++ b/fs/btrfs/transaction.c @@ -1840,7 +1840,6 @@ static void cleanup_transaction(struct btrfs_trans_handle *trans, int err) { struct btrfs_fs_info *fs_info = trans->fs_info; struct btrfs_transaction *cur_trans = trans->transaction; - DEFINE_WAIT(wait); WARN_ON(refcount_read(&trans->use_count) > 1); -- 2.19.2