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linux-sg2042
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[PATCH] kill 'reading' variable in sg_io(), it isn't used anymore. 

Signed-off-by: Jens Axboe <axboe@suse.de>
This commit is contained in:
Jens Axboe 2005-06-20 14:10:25 +02:00
parent e1f546e185
commit f63eb21b4f
1 changed files with 1 additions and 5 deletions
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6
drivers/block/scsi_ioctl.c
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@ -216,7 +216,7 @@ static int sg_io(struct file *file, request_queue_t *q,
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 @@ static int sg_io(struct file *file, request_queue_t *q,
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;
}