diff --git a/drivers/net/usb/qmi_wwan.c b/drivers/net/usb/qmi_wwan.c
index 17aa52ed892b..3e219cf4dd85 100644
--- a/drivers/net/usb/qmi_wwan.c
+++ b/drivers/net/usb/qmi_wwan.c
@@ -238,6 +238,7 @@ static int qmimux_rx_fixup(struct usbnet *dev, struct sk_buff *skb)
 			break;
 		default:
 			/* not ip - do not know what to do */
+			kfree_skb(skbn);
 			goto skip;
 		}