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block: don't init rq fields unnecessarily
blk_get_request() always returns properly zeroed requests. Don't set fields to zero/NULL unnecessarily. [ Impact: cleanup ] Signed-off-by: Tejun Heo <tj@kernel.org> Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
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@ -500,8 +500,6 @@ static int __blk_send_generic(struct request_queue *q, struct gendisk *bd_disk,
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rq = blk_get_request(q, WRITE, __GFP_WAIT);
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rq->cmd_type = REQ_TYPE_BLOCK_PC;
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rq->data_len = 0;
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rq->extra_len = 0;
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rq->timeout = BLK_DEFAULT_SG_TIMEOUT;
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rq->cmd[0] = cmd;
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rq->cmd[4] = data;
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