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authorDmitry Torokhov <dmitry.torokhov@gmail.com>2008-12-20 04:54:54 -0500
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2008-12-20 04:54:54 -0500
commit93b8eef1c098efbea2f1fc0be7e3c681f259a7e7 (patch)
tree462cc8c2bc07bbc825dab2a200891a28d8643329 /drivers/ide/ide-cd.c
parenta2d781fc8d9b16113dd9440107d73c0f21d7cbef (diff)
parent929096fe9ff1f4b3645cf3919527ab47e8d5e17c (diff)
Merge commit 'v2.6.28-rc9' into next
Diffstat (limited to 'drivers/ide/ide-cd.c')
-rw-r--r--drivers/ide/ide-cd.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/ide/ide-cd.c b/drivers/ide/ide-cd.c
index 48b5eda3ab4..42ab6d8715f 100644
--- a/drivers/ide/ide-cd.c
+++ b/drivers/ide/ide-cd.c
@@ -1250,7 +1250,8 @@ static void cdrom_do_block_pc(ide_drive_t *drive, struct request *rq)
* separate masks.
*/
alignment = queue_dma_alignment(q) | q->dma_pad_mask;
- if ((unsigned long)buf & alignment || rq->data_len & alignment
+ if ((unsigned long)buf & alignment
+ || rq->data_len & q->dma_pad_mask
|| object_is_on_stack(buf))
drive->dma = 0;
}