From b1192d5ebab2f1664295a748b6ee6e89f3b07188 Mon Sep 17 00:00:00 2001
From: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Date: Thu, 31 May 2007 15:24:03 +0900
Subject: [PATCH] [SCSI] 3w-9xxx: eliminate missed map_single path
This removes the remaining unnecessary map_single path
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
---
drivers/scsi/3w-9xxx.c | 8 +-------
1 file changed, 1 insertion(+), 7 deletions(-)
diff --git a/drivers/scsi/3w-9xxx.c b/drivers/scsi/3w-9xxx.c
index 113aaed490d4..76c09097175f 100644
--- a/drivers/scsi/3w-9xxx.c
+++ b/drivers/scsi/3w-9xxx.c
@@ -1902,17 +1902,11 @@ static int twa_scsiop_execute_scsi(TW_Device_Extension *tw_dev, int request_id,
static void twa_scsiop_execute_scsi_complete(TW_Device_Extension *tw_dev, int request_id)
{
struct scsi_cmnd *cmd = tw_dev->srb[request_id];
- int use_sg = scsi_sg_count(cmd);
if (scsi_bufflen(cmd) < TW_MIN_SGL_LENGTH &&
(cmd->sc_data_direction == DMA_FROM_DEVICE ||
cmd->sc_data_direction == DMA_BIDIRECTIONAL)) {
- if (!use_sg)
- memcpy(scsi_sglist(cmd),
- tw_dev->generic_buffer_virt[request_id],
- scsi_bufflen(cmd));
-
- if (use_sg == 1) {
+ if (scsi_sg_count(cmd) == 1) {
struct scatterlist *sg = scsi_sglist(tw_dev->srb[request_id]);
char *buf;
unsigned long flags = 0;
--
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