--- zzzz-none-000/linux-5.4.213/net/qrtr/tun.c	2022-09-15 10:04:56.000000000 +0000
+++ miami-7690-761/linux-5.4.213/net/qrtr/tun.c	2024-05-29 11:20:02.000000000 +0000
@@ -127,15 +127,11 @@
 static int qrtr_tun_release(struct inode *inode, struct file *filp)
 {
 	struct qrtr_tun *tun = filp->private_data;
-	struct sk_buff *skb;
 
 	qrtr_endpoint_unregister(&tun->ep);
 
 	/* Discard all SKBs */
-	while (!skb_queue_empty(&tun->queue)) {
-		skb = skb_dequeue(&tun->queue);
-		kfree_skb(skb);
-	}
+	skb_queue_purge(&tun->queue);
 
 	kfree(tun);