From: Tsutomu Itoh <t-itoh@jp.fujitsu.com>
Date: Thu, 28 Apr 2011 09:18:21 +0000 (+0000)
Subject: Btrfs: check return value of btrfs_inc_extent_ref()
X-Git-Tag: v3.0-rc1~38^2~5^2~8
X-Git-Url: https://openfabrics.org/gitweb/?a=commitdiff_plain;h=37daa4f968e9470ae9f30e246a5781717c598271;p=~shefty%2Frdma-dev.git

Btrfs: check return value of btrfs_inc_extent_ref()

If return value of btrfs_inc_extent_ref() is not 0, BUG() is called.

Signed-off-by: Tsutomu Itoh <t-itoh@jp.fujitsu.com>
Signed-off-by: Chris Mason <chris.mason@oracle.com>
---

diff --git a/fs/btrfs/tree-log.c b/fs/btrfs/tree-log.c
index 46b7b57650a..c2d88756640 100644
--- a/fs/btrfs/tree-log.c
+++ b/fs/btrfs/tree-log.c
@@ -589,6 +589,7 @@ static noinline int replay_one_extent(struct btrfs_trans_handle *trans,
 						ins.objectid, ins.offset,
 						0, root->root_key.objectid,
 						key->objectid, offset);
+				BUG_ON(ret);
 			} else {
 				/*
 				 * insert the extent pointer in the extent