bcache: fix potential deadlock in cached_def_free()

[platform/kernel/linux-starfive.git] / drivers / md / bcache / super.c

diff --git a/drivers/md/bcache/super.c b/drivers/md/bcache/super.c
index 8a12a83..a8ea4e2 100644 (file)
--- a/drivers/md/bcache/super.c
+++ b/drivers/md/bcache/super.c
@@ -1236,8 +1236,6 @@ static void cached_dev_free(struct closure *cl)
 
        if (!IS_ERR_OR_NULL(dc->writeback_thread))
                kthread_stop(dc->writeback_thread);
-       if (dc->writeback_write_wq)
-               destroy_workqueue(dc->writeback_write_wq);
        if (!IS_ERR_OR_NULL(dc->status_update_thread))
                kthread_stop(dc->status_update_thread);