From: Wang Sheng-Hui <shhuiw@gmail.com>
Date: Mon, 24 Sep 2012 00:47:23 +0000 (+0800)
Subject: btrfs: remove unnecessary cur_trans set before goto loop in join_transaction
X-Git-Tag: v3.9-rc1~113^2~12
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=210b907acfb414650dcdae9b470eb2fccac7996b;p=thirdparty%2Fkernel%2Flinux.git

btrfs: remove unnecessary cur_trans set before goto loop in join_transaction

In the big loop, cur_trans will be set fs_info->running_transaction
before it's used. And after kmem_cache_free it and goto loop, it will
be setup again. No need to setup it immediately after freed.

Signed-off-by: Wang Sheng-Hui <shhuiw@gmail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
---

diff --git a/fs/btrfs/transaction.c b/fs/btrfs/transaction.c
index 04bbfb1052ebf..68704e74f0d38 100644
--- a/fs/btrfs/transaction.c
+++ b/fs/btrfs/transaction.c
@@ -111,7 +111,6 @@ loop:
 		 * to redo the trans_no_join checks above
 		 */
 		kmem_cache_free(btrfs_transaction_cachep, cur_trans);
-		cur_trans = fs_info->running_transaction;
 		goto loop;
 	} else if (fs_info->fs_state & BTRFS_SUPER_FLAG_ERROR) {
 		spin_unlock(&fs_info->trans_lock);