diff options
Diffstat (limited to 'block/blk-mq.c')
| -rw-r--r-- | block/blk-mq.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/block/blk-mq.c b/block/blk-mq.c index 9db8814cdd02..098432d3caf1 100644 --- a/block/blk-mq.c +++ b/block/blk-mq.c @@ -4591,6 +4591,8 @@ static void blk_mq_elv_switch_back(struct list_head *head, mutex_lock(&q->sysfs_lock); elevator_switch(q, t); + /* drop the reference acquired in blk_mq_elv_switch_none */ + elevator_put(t); mutex_unlock(&q->sysfs_lock); } |