From d0b2f91bede3bd5e3d24dd6803e56eee959c1797 Mon Sep 17 00:00:00 2001
From: André Fabian Silva Delgado <emulatorman@parabola.nu>
Date: Thu, 20 Oct 2016 00:10:27 -0300
Subject: Linux-libre 4.8.2-gnu

---
 net/tipc/discover.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'net/tipc/discover.c')

diff --git a/net/tipc/discover.c b/net/tipc/discover.c
index ad9d477cc..6b109a808 100644
--- a/net/tipc/discover.c
+++ b/net/tipc/discover.c
@@ -135,9 +135,12 @@ void tipc_disc_rcv(struct net *net, struct sk_buff *skb,
 	u16 caps = msg_node_capabilities(hdr);
 	bool respond = false;
 	bool dupl_addr = false;
+	int err;
 
-	bearer->media->msg2addr(bearer, &maddr, msg_media_addr(hdr));
+	err = bearer->media->msg2addr(bearer, &maddr, msg_media_addr(hdr));
 	kfree_skb(skb);
+	if (err)
+		return;
 
 	/* Ensure message from node is valid and communication is permitted */
 	if (net_id != tn->net_id)
-- 
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