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Message-Id: <1200002792-8449-5-git-send-email-marcin.slusarz@gmail.com>
Date:	Thu, 10 Jan 2008 23:06:20 +0100
From:	marcin.slusarz@...il.com
To:	LKML <linux-kernel@...r.kernel.org>
Cc:	Marcin Slusarz <marcin.slusarz@...il.com>,
	Ben Fennema <bfennema@...con.csc.calpoly.edu>,
	Jan Kara <jack@...e.cz>, Christoph Hellwig <hch@...radead.org>
Subject: [PATCH 04/16] udf: check if udf_load_logicalvol failed

udf_load_logicalvol may fail eg in out of memory conditions - check it
and propagate error further

Signed-off-by: Marcin Slusarz <marcin.slusarz@...il.com>
CC: Ben Fennema <bfennema@...con.csc.calpoly.edu>
CC: Jan Kara <jack@...e.cz>
CC: Christoph Hellwig <hch@...radead.org>
---
 fs/udf/super.c |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)

diff --git a/fs/udf/super.c b/fs/udf/super.c
index 3f5b632..9257796 100644
--- a/fs/udf/super.c
+++ b/fs/udf/super.c
@@ -1263,7 +1263,10 @@ static int udf_process_sequence(struct super_block *sb, long block,
 			if (i == VDS_POS_PRIMARY_VOL_DESC) {
 				udf_load_pvoldesc(sb, bh);
 			} else if (i == VDS_POS_LOGICAL_VOL_DESC) {
-				udf_load_logicalvol(sb, bh, fileset); /* TODO: check return value */
+				if (udf_load_logicalvol(sb, bh, fileset)) {
+					brelse(bh);
+					return 1;
+				}
 			} else if (i == VDS_POS_PARTITION_DESC) {
 				struct buffer_head *bh2 = NULL;
 				if (udf_load_partdesc(sb, bh)) {
-- 
1.5.3.7

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