Commit 3681c85d authored Mar 05, 2016 by Wenwei Tao Committed by Jens Axboe Mar 18, 2016

null_blk: add lightnvm null_blk device to the nullb_list



After register null_blk devices into lightnvm, we forget
to add these devices to the the nullb_list, makes them
invisible to the null_blk driver.

Signed-off-by: Wenwei Tao <ww.tao0320@gmail.com>
Fixes: a514379b ("null_blk: oops when initializing without lightnvm")
Signed-off-by: Jens Axboe <axboe@fb.com>

parent 237045fc

drivers/block/null_blk.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -742,10 +742,11 @@ static int null_add_dev(void)

		add_disk(disk);

		done:
		mutex_lock(&lock);
		list_add_tail(&nullb->list, &nullb_list);
		mutex_unlock(&lock);
		done:

		return 0;

		out_cleanup_lightnvm: