[PATCH] kill 'reading' variable in sg_io(), it isn't used anymore.
Signed-off-by: Jens Axboe <axboe@suse.de>
diff --git a/drivers/block/scsi_ioctl.c b/drivers/block/scsi_ioctl.c
index b35cb75..7717b76 100644
--- a/drivers/block/scsi_ioctl.c
+++ b/drivers/block/scsi_ioctl.c
@@ -216,7 +216,7 @@
struct gendisk *bd_disk, struct sg_io_hdr *hdr)
{
unsigned long start_time;
- int reading, writing, ret = 0;
+ int writing = 0, ret = 0;
struct request *rq;
struct bio *bio;
char sense[SCSI_SENSE_BUFFERSIZE];
@@ -234,19 +234,15 @@
if (hdr->dxfer_len > (q->max_sectors << 9))
return -EIO;
- reading = writing = 0;
if (hdr->dxfer_len)
switch (hdr->dxfer_direction) {
default:
return -EINVAL;
case SG_DXFER_TO_FROM_DEV:
- reading = 1;
- /* fall through */
case SG_DXFER_TO_DEV:
writing = 1;
break;
case SG_DXFER_FROM_DEV:
- reading = 1;
break;
}
