diff options
Diffstat (limited to 'block/blk-mq.c')
| -rw-r--r-- | block/blk-mq.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/block/blk-mq.c b/block/blk-mq.c index 0860f622099f..09219080855f 100644 --- a/block/blk-mq.c +++ b/block/blk-mq.c @@ -2259,11 +2259,12 @@ void blk_mq_submit_bio(struct bio *bio) struct request *rq; struct blk_plug *plug; struct request *same_queue_rq = NULL; - unsigned int nr_segs; + unsigned int nr_segs = 1; blk_status_t ret; blk_queue_bounce(q, &bio); - __blk_queue_split(&bio, &nr_segs); + if (blk_may_split(q, bio)) + __blk_queue_split(q, &bio, &nr_segs); if (!bio_integrity_prep(bio)) goto queue_exit; |