diff --git a/block/blk-throttle.c b/block/blk-throttle.c
index fc13dd0..3b751f7 100644
--- a/block/blk-throttle.c
+++ b/block/blk-throttle.c
@@ -698,7 +698,7 @@
 static void throtl_schedule_pending_timer(struct throtl_service_queue *sq,
 					  unsigned long expires)
 {
-	unsigned long max_expire = jiffies + 8 * sq_to_tg(sq)->td->throtl_slice;
+	unsigned long max_expire = jiffies + 8 * sq_to_td(sq)->throtl_slice;
 
 	/*
 	 * Since we are adjusting the throttle limit dynamically, the sleep