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-rw-r--r--block/blk-core.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/block/blk-core.c b/block/blk-core.c
index a3c29270807e..a5726e01f839 100644
--- a/block/blk-core.c
+++ b/block/blk-core.c
@@ -572,6 +572,7 @@ void blk_cleanup_queue(struct request_queue *q)
spin_unlock_irq(lock);
bdi_unregister(q->backing_dev_info);
+ put_disk_devt(q->disk_devt);
/* @q is and will stay empty, shutdown and put */
blk_put_queue(q);
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