rbd: fix ida/idr memory leak
ida_destroy() needs to be called on module exit to release ida caches.
Signed-off-by: Ilya Dryomov <ilya.dryomov@inktank.com>
Reviewed-by: Alex Elder <elder@linaro.org>
diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c
index 34a981b..8295b3a 100644
--- a/drivers/block/rbd.c
+++ b/drivers/block/rbd.c
@@ -5473,6 +5473,7 @@
static void __exit rbd_exit(void)
{
+ ida_destroy(&rbd_dev_id_ida);
rbd_sysfs_cleanup();
if (single_major)
unregister_blkdev(rbd_major, RBD_DRV_NAME);