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dm crypt: fix write endio

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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>
This commit is contained in:
Milan Broz 2007-12-13 14:15:51 +00:00 committed by Alasdair G Kergon
parent d1622e8909
commit adfe47702c
1 changed files with 4 additions and 3 deletions
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7
drivers/md/dm-crypt.c
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@ -511,6 +511,9 @@ static void crypt_endio(struct bio *clone, int error)
struct crypt_config *cc = io->target->private; struct crypt_config *cc = io->target->private;
unsigned read_io = bio_data_dir(clone) == READ; unsigned read_io = bio_data_dir(clone) == READ;
if (unlikely(!bio_flagged(clone, BIO_UPTODATE) && !error))
error = -EIO;
/* /*
* free the processed pages * free the processed pages
*/ */
@ -519,10 +522,8 @@ static void crypt_endio(struct bio *clone, int error)
goto out; goto out;
} }
if (unlikely(!bio_flagged(clone, BIO_UPTODATE))) { if (unlikely(error))
error = -EIO;
goto out; goto out;
}
bio_put(clone); bio_put(clone);
kcryptd_queue_crypt(io); kcryptd_queue_crypt(io);