From 2be1762a0f102ec524c7f3ebe6ad8c93411b5630 Mon Sep 17 00:00:00 2001
From: Felix Fietkau <nbd@openwrt.org>
Date: Wed, 16 Dec 2015 12:18:02 +0100
Subject: [PATCH] mt7603: drop oversized frames

Signed-off-by: Felix Fietkau <nbd@openwrt.org>
---
 mt7603_mac.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/mt7603_mac.c b/mt7603_mac.c
index 969bcad3..831301a2 100644
--- a/mt7603_mac.c
+++ b/mt7603_mac.c
@@ -161,6 +161,9 @@ mt7603_mac_fill_rx(struct mt7603_dev *dev, struct sk_buff *skb)
 	    !(rxd[2] & (MT_RXD2_NORMAL_CLM | MT_RXD2_NORMAL_CM)))
 		status->rx_flags |= RX_FLAG_DECRYPTED;
 
+	if (rxd[2] & MT_RXD2_NORMAL_MAX_LEN_ERROR)
+		return -EINVAL;
+
 	if (WARN_ON_ONCE(!sband->channels))
 		return -EINVAL;