diff --git a/block/blk-wbt.c b/block/blk-wbt.c
index 42aed0160f86a68f9f722c602852fcbd13609b9c..b363b0532704b33e33c24c8ad6040de4e124724a 100644
--- a/block/blk-wbt.c
+++ b/block/blk-wbt.c
@@ -563,7 +563,6 @@ static void wbt_cleanup(struct rq_qos *rqos, struct bio *bio)
 }
 
 /*
- * Returns true if the IO request should be accounted, false if not.
  * May sleep, if we have exceeded the writeback limits. Caller can pass
  * in an irq held spinlock, if it holds one when calling this function.
  * If we do sleep, we'll release and re-grab it.