diff --git a/drivers/block/brd.c b/drivers/block/brd.c index aa0472718dcecc5e875e4505b5e571ed61e432ba..a896ee175d8638417830b0449b7515026495012a 100644 --- a/drivers/block/brd.c +++ b/drivers/block/brd.c @@ -370,6 +370,7 @@ static int brd_alloc(int i) struct brd_device *brd; struct gendisk *disk; char buf[DISK_NAME_LEN]; + int err = -ENOMEM; mutex_lock(&brd_devices_mutex); list_for_each_entry(brd, &brd_devices, brd_list) { @@ -420,16 +421,20 @@ static int brd_alloc(int i) /* Tell the block layer that this is not a rotational device */ blk_queue_flag_set(QUEUE_FLAG_NONROT, disk->queue); blk_queue_flag_clear(QUEUE_FLAG_ADD_RANDOM, disk->queue); - add_disk(disk); + err = add_disk(disk); + if (err) + goto out_cleanup_disk; return 0; +out_cleanup_disk: + blk_cleanup_disk(disk); out_free_dev: mutex_lock(&brd_devices_mutex); list_del(&brd->brd_list); mutex_unlock(&brd_devices_mutex); kfree(brd); - return -ENOMEM; + return err; } static void brd_probe(dev_t dev)