diff options
Diffstat (limited to 'drivers/ide/ide-disk.c')
-rw-r--r-- | drivers/ide/ide-disk.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/ide/ide-disk.c b/drivers/ide/ide-disk.c index 274798068a54..16f69be820c7 100644 --- a/drivers/ide/ide-disk.c +++ b/drivers/ide/ide-disk.c | |||
@@ -435,7 +435,12 @@ static int idedisk_prep_fn(struct request_queue *q, struct request *rq) | |||
435 | if (!(rq->cmd_flags & REQ_FLUSH)) | 435 | if (!(rq->cmd_flags & REQ_FLUSH)) |
436 | return BLKPREP_OK; | 436 | return BLKPREP_OK; |
437 | 437 | ||
438 | cmd = kzalloc(sizeof(*cmd), GFP_ATOMIC); | 438 | if (rq->special) { |
439 | cmd = rq->special; | ||
440 | memset(cmd, 0, sizeof(*cmd)); | ||
441 | } else { | ||
442 | cmd = kzalloc(sizeof(*cmd), GFP_ATOMIC); | ||
443 | } | ||
439 | 444 | ||
440 | /* FIXME: map struct ide_taskfile on rq->cmd[] */ | 445 | /* FIXME: map struct ide_taskfile on rq->cmd[] */ |
441 | BUG_ON(cmd == NULL); | 446 | BUG_ON(cmd == NULL); |