[SCSI] add residual argument to scsi_execute and scsi_execute_req
scsi_execute() and scsi_execute_req() discard the residual length
information. Some callers need it. This adds residual argument
(optional) to scsi_execute and scsi_execute_req.
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
diff --git a/drivers/scsi/sr.c b/drivers/scsi/sr.c
index 45b66b9..e7fa3ca 100644
--- a/drivers/scsi/sr.c
+++ b/drivers/scsi/sr.c
@@ -177,7 +177,7 @@
do {
the_result = scsi_execute_req(sdev, cmd, DMA_NONE, NULL,
0, sshdr, SR_TIMEOUT,
- retries--);
+ retries--, NULL);
if (scsi_sense_valid(sshdr) &&
sshdr->sense_key == UNIT_ATTENTION)
sdev->changed = 1;
@@ -681,7 +681,7 @@
/* Do the command and wait.. */
the_result = scsi_execute_req(cd->device, cmd, DMA_FROM_DEVICE,
buffer, sizeof(buffer), NULL,
- SR_TIMEOUT, MAX_RETRIES);
+ SR_TIMEOUT, MAX_RETRIES, NULL);
retries--;