block: change ->make_request_fn() and users to return a queue cookie

[cascardo/linux.git] / drivers / block / null_blk.c

diff --git a/drivers/block/null_blk.c b/drivers/block/null_blk.c
index 1c9e4fe..6255d1c 100644 (file)
--- a/drivers/block/null_blk.c
+++ b/drivers/block/null_blk.c
@@ -321,7 +321,7 @@ static struct nullb_queue *nullb_to_queue(struct nullb *nullb)
        return &nullb->queues[index];
 }
 
-static void null_queue_bio(struct request_queue *q, struct bio *bio)
+static blk_qc_t null_queue_bio(struct request_queue *q, struct bio *bio)
 {
        struct nullb *nullb = q->queuedata;
        struct nullb_queue *nq = nullb_to_queue(nullb);
@@ -331,6 +331,7 @@ static void null_queue_bio(struct request_queue *q, struct bio *bio)
        cmd->bio = bio;
 
        null_handle_cmd(cmd);
+       return BLK_QC_T_NONE;
 }
 
 static int null_rq_prep_fn(struct request_queue *q, struct request *req)