diff --git a/tx.c b/tx.c
index 57b9047d..03fae0a2 100644
--- a/tx.c
+++ b/tx.c
@@ -357,7 +357,7 @@ mt76_txq_schedule_list(struct mt76_dev *dev, struct mt76_queue *hwq)
 	mtxq_last = list_last_entry(&hwq->swq, struct mt76_txq, list);
 	while (1) {
 		bool empty = false;
-		int cur, len;
+		int cur;
 
 		if (hwq->swq_queued >= 4)
 			break;