From: Milan Broz <mbroz@xxxxxxxxxx>
Fix BIO_UPTODATE test for write io.
Cc: stable@xxxxxxxxxx
Cc: dm-crypt@xxxxxxxx
Signed-off-by: Milan Broz <mbroz@xxxxxxxxxx>
Signed-off-by: Alasdair G Kergon <agk@xxxxxxxxxx>
---
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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