switch (blk_try_merge(rq, bio)) {
case ELEVATOR_BACK_MERGE:
- if (!sched_allow_merge ||
- (sched_allow_merge && blk_mq_sched_allow_merge(q, rq, bio)))
+ if (!sched_allow_merge || blk_mq_sched_allow_merge(q, rq, bio))
return bio_attempt_back_merge(rq, bio, nr_segs);
break;
case ELEVATOR_FRONT_MERGE:
- if (!sched_allow_merge ||
- (sched_allow_merge && blk_mq_sched_allow_merge(q, rq, bio)))
+ if (!sched_allow_merge || blk_mq_sched_allow_merge(q, rq, bio))
return bio_attempt_front_merge(rq, bio, nr_segs);
break;
case ELEVATOR_DISCARD_MERGE: