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authorIngo Molnar <mingo@elte.hu>2008-11-03 08:57:41 +0100
committerIngo Molnar <mingo@elte.hu>2008-11-03 08:57:41 +0100
commitdb5935001a43528e673ad26ffec9d98c60a496a9 (patch)
tree8e735327a97beccabb5d94ef93df25d2bacda705 /drivers/ide/ide-cd.c
parent34f3a814eef8069a24e5b3ebcf27aba9dabac2ea (diff)
parent45beca08dd8b6d6a65c5ffd730af2eac7a2c7a03 (diff)
Merge commit 'v2.6.28-rc3' into sched/core
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;
}