From: Anand Jain <Anand.Jain@oracle.com>
Date: Wed, 20 Dec 2017 06:42:26 +0000 (+0800)
Subject: btrfs: simplify mutex unlocking code in btrfs_commit_transaction
X-Git-Tag: v4.19~1424^2~60
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=c1f32b7c1f3be98386f3d268b786660030a44437;p=platform%2Fkernel%2Flinux-rpi.git

btrfs: simplify mutex unlocking code in btrfs_commit_transaction

No functional change rearrange the mutex_unlock.

Signed-off-by: Anand Jain <anand.jain@oracle.com>
Reviewed-by: Nikolay Borisov <nborisov@suse.com>
[ edit subject ]
Signed-off-by: David Sterba <dsterba@suse.com>
---

diff --git a/fs/btrfs/transaction.c b/fs/btrfs/transaction.c
index 6348573..04f0714 100644
--- a/fs/btrfs/transaction.c
+++ b/fs/btrfs/transaction.c
@@ -2265,16 +2265,13 @@ int btrfs_commit_transaction(struct btrfs_trans_handle *trans)
 	}
 
 	ret = write_all_supers(fs_info, 0);
-	if (ret) {
-		mutex_unlock(&fs_info->tree_log_mutex);
-		goto scrub_continue;
-	}
-
 	/*
 	 * the super is written, we can safely allow the tree-loggers
 	 * to go about their business
 	 */
 	mutex_unlock(&fs_info->tree_log_mutex);
+	if (ret)
+		goto scrub_continue;
 
 	btrfs_finish_extent_commit(trans, fs_info);