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-rw-r--r--block/mq-deadline.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/block/mq-deadline.c b/block/mq-deadline.c
index 8f91f21..d68d9c2 100644
--- a/block/mq-deadline.c
+++ b/block/mq-deadline.c
@@ -371,12 +371,16 @@ static bool dd_bio_merge(struct blk_mq_hw_ctx *hctx, struct bio *bio)
{
struct request_queue *q = hctx->queue;
struct deadline_data *dd = q->elevator->elevator_data;
- int ret;
+ struct request *free = NULL;
+ bool ret;
spin_lock(&dd->lock);
- ret = blk_mq_sched_try_merge(q, bio);
+ ret = blk_mq_sched_try_merge(q, bio, &free);
spin_unlock(&dd->lock);
+ if (free)
+ blk_mq_free_request(free);
+
return ret;
}