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authorAdrian Bunk <bunk@kernel.org>2008-02-19 19:44:19 +0000
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2008-02-19 15:52:27 -0800
commite03f1a842287480aa03732612148c0d333baca61 (patch)
treeb26375cd9efb5d5ff3be1696b8bb59059f7eb92e
parentae5e1b6cc511b278ad52b2d42afb44780e5d4cb2 (diff)
dm-raid1.c: fix NULL dereferences
This patch fixes two NULL dereferences introduced by commit 06386bbfd2441416875d0403d405c56822f6ebac and spotted by the Coverity checker. Signed-off-by: Adrian Bunk <bunk@kernel.org> Signed-off-by: Alasdair G Kergon <agk@redhat.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--drivers/md/dm-raid1.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/md/dm-raid1.c b/drivers/md/dm-raid1.c
index 2928ef22810..51605870f89 100644
--- a/drivers/md/dm-raid1.c
+++ b/drivers/md/dm-raid1.c
@@ -1695,14 +1695,15 @@ static int mirror_end_io(struct dm_target *ti, struct bio *bio,
* information for a retry or there was no other
* mirror in-sync.
*/
- DMERR_LIMIT("Mirror read failed from %s.",
- m->dev->name);
+ DMERR_LIMIT("Mirror read failed.");
return -EIO;
}
+
+ m = read_record->m;
+
DMERR("Mirror read failed from %s. Trying alternative device.",
m->dev->name);
- m = read_record->m;
fail_mirror(m, DM_RAID1_READ_ERROR);
/*