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-rw-r--r--drivers/scsi/3w-xxxx.c12
1 files changed, 2 insertions, 10 deletions
diff --git a/drivers/scsi/3w-xxxx.c b/drivers/scsi/3w-xxxx.c
index d0953216221..a2fc06022e1 100644
--- a/drivers/scsi/3w-xxxx.c
+++ b/drivers/scsi/3w-xxxx.c
@@ -1463,18 +1463,10 @@ static void tw_transfer_internal(TW_Device_Extension *tw_dev, int request_id,
void *data, unsigned int len)
{
struct scsi_cmnd *cmd = tw_dev->srb[request_id];
- void *buf;
- unsigned int transfer_len;
- unsigned long flags = 0;
- struct scatterlist *sg = scsi_sglist(cmd);
+ unsigned long flags;
local_irq_save(flags);
- buf = kmap_atomic(sg_page(sg), KM_IRQ0) + sg->offset;
- transfer_len = min(sg->length, len);
-
- memcpy(buf, data, transfer_len);
-
- kunmap_atomic(buf - sg->offset, KM_IRQ0);
+ scsi_sg_copy_from_buffer(cmd, data, len);
local_irq_restore(flags);
}