* [2.6.24 PATCH 03/06] dm crypt: fix write endio
@ 2007-12-13 14:43 Alasdair G Kergon
0 siblings, 0 replies; only message in thread
From: Alasdair G Kergon @ 2007-12-13 14:43 UTC (permalink / raw)
To: Linus Torvalds; +Cc: dm-devel, linux-kernel, Milan Broz, stable, dm-crypt
From: Milan Broz <mbroz@redhat.com>
Fix BIO_UPTODATE test for write io.
Cc: stable@kernel.org
Cc: dm-crypt@saout.de
Signed-off-by: Milan Broz <mbroz@redhat.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>
---
drivers/md/dm-crypt.c | 7 ++++---
1 files changed, 4 insertions(+), 3 deletions(-)
Index: linux-2.6.24-rc5/drivers/md/dm-crypt.c
===================================================================
--- linux-2.6.24-rc5.orig/drivers/md/dm-crypt.c 2007-12-12 15:40:33.000000000 +0000
+++ linux-2.6.24-rc5/drivers/md/dm-crypt.c 2007-12-12 15:43:11.000000000 +0000
@@ -511,6 +511,9 @@ static void crypt_endio(struct bio *clon
struct crypt_config *cc = io->target->private;
unsigned read_io = bio_data_dir(clone) == READ;
+ if (unlikely(!bio_flagged(clone, BIO_UPTODATE) && !error))
+ error = -EIO;
+
/*
* free the processed pages
*/
@@ -519,10 +522,8 @@ static void crypt_endio(struct bio *clon
goto out;
}
- if (unlikely(!bio_flagged(clone, BIO_UPTODATE))) {
- error = -EIO;
+ if (unlikely(error))
goto out;
- }
bio_put(clone);
kcryptd_queue_crypt(io);
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2007-12-13 14:43 [2.6.24 PATCH 03/06] dm crypt: fix write endio Alasdair G Kergon
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