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dm crypt: fix write endio

PATCH New Alasdair G Kergon 1 participant 1 message Dec 13, 2007 Device mapper

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Alasdair G Kergon

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PATCH 3/6 dm crypt: fix write endio

From: Milan Broz <[email protected]>

Fix BIO_UPTODATE test for write io.

---
 drivers/md/dm-crypt.c |    7 ++++---
 1 files changed, 4 insertions(+), 3 deletions(-)
drivers/md/dm-crypt.c +4 -3
Index: linux-2.6.24-rc5/drivers/md/dm-crypt.c
===================================================================
@@ -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);