block, bfq: don't return bfqg from __bfq_bic_change_cgroup()

The return value is not used, hence remove it.

Signed-off-by: Yu Kuai <yukuai3@huawei.com>
Reviewed-by: Jan Kara <jack@suse.cz>
Link: https://lore.kernel.org/r/20221214033155.3455754-2-yukuai1@huaweicloud.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>

diff --git a/block/bfq-cgroup.c b/block/bfq-cgroup.c
index 627476bc64957d5b0c89f2182ffb4a2f172d5701..23dc355a106d1fc5c06ed7c0eed5631e8dcb4211 100644 (file)
--- a/block/bfq-cgroup.c
+++ b/block/bfq-cgroup.c
@@ -724,9 +724,9 @@ void bfq_bfqq_move(struct bfq_data *bfqd, struct bfq_queue *bfqq,
  * sure that the reference to cgroup is valid across the call (see
  * comments in bfq_bic_update_cgroup on this issue)
  */
-static void *__bfq_bic_change_cgroup(struct bfq_data *bfqd,
-                                    struct bfq_io_cq *bic,
-                                    struct bfq_group *bfqg)
+static void __bfq_bic_change_cgroup(struct bfq_data *bfqd,
+                                   struct bfq_io_cq *bic,
+                                   struct bfq_group *bfqg)
 {
        struct bfq_queue *async_bfqq = bic_to_bfqq(bic, 0);
        struct bfq_queue *sync_bfqq = bic_to_bfqq(bic, 1);
@@ -776,8 +776,6 @@ static void *__bfq_bic_change_cgroup(struct bfq_data *bfqd,
                        }
                }
        }
-
-       return bfqg;
 }
 
 void bfq_bic_update_cgroup(struct bfq_io_cq *bic, struct bio *bio)