linux-kernel - [PATCH 1/3] dmraid: set read_info to @offset by default in read_raid

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Date:	Sun, 01 Feb 2009 12:00:07 +0900
From:	Tejun Heo <tj@...nel.org>
To:	jeff@...zik.org, linux-ide@...r.kernel.org, jens.axboe@...cle.com,
	linux-kernel@...r.kernel.org, linux-scsi@...r.kernel.org,
	James.Bottomley@...senPartnership.com, Mauelshagen@...Hat.com,
	dm-devel@...Hat.com
Subject: [PATCH 1/3] dmraid: set read_info to @offset by default in read_raid_dev()

read_info is passed from optional f_read_metatdata() to f_setup_rd().
If f_read_metadata() doesn't exist or doesn't initialize it, read_info
contains garbage.  Initialize it to @offset by default.

Signed-off-by: Tejun Heo <tj@...nel.org>
---
 lib/format/format.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/lib/format/format.c b/lib/format/format.c
index 88cb938..4a2594a 100644
--- a/lib/format/format.c
+++ b/lib/format/format.c
@@ -435,7 +435,7 @@ read_raid_dev(struct lib_context *lc,
 {
 	struct raid_dev *rd = NULL;
 	void *meta;
-	union read_info info;
+	union read_info info = { .u64 = offset };
 
 	/*
 	 * In case the metadata format handler provides a special
-- 
1.6.0.2

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