[PATCH] kill 'reading' variable in sg_io(), it isn't used anymore.
Signed-off-by: Jens Axboe <axboe@suse.de>
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e1f546e185
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1 changed files with 1 additions and 5 deletions
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@ -216,7 +216,7 @@ static int sg_io(struct file *file, request_queue_t *q,
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struct gendisk *bd_disk, struct sg_io_hdr *hdr)
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{
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unsigned long start_time;
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int reading, writing, ret = 0;
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int writing = 0, ret = 0;
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struct request *rq;
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struct bio *bio;
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char sense[SCSI_SENSE_BUFFERSIZE];
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@ -234,19 +234,15 @@ static int sg_io(struct file *file, request_queue_t *q,
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if (hdr->dxfer_len > (q->max_sectors << 9))
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return -EIO;
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reading = writing = 0;
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if (hdr->dxfer_len)
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switch (hdr->dxfer_direction) {
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default:
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return -EINVAL;
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case SG_DXFER_TO_FROM_DEV:
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reading = 1;
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/* fall through */
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case SG_DXFER_TO_DEV:
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writing = 1;
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break;
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case SG_DXFER_FROM_DEV:
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reading = 1;
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break;
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}
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