netdev - [patch -next] geneve: testing the wrong variable in geneve6_build

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Date:	Tue, 19 Apr 2016 17:30:56 +0300
From:	Dan Carpenter <dan.carpenter@...cle.com>
To:	"David S. Miller" <davem@...emloft.net>,
	Alexander Duyck <aduyck@...antis.com>
Cc:	Jesse Gross <jesse@...nel.org>,
	"John W. Linville" <linville@...driver.com>,
	Pravin B Shelar <pshelar@...ira.com>,
	Jiri Benc <jbenc@...hat.com>,
	Daniel Borkmann <daniel@...earbox.net>,
	Tom Herbert <tom@...bertland.com>, netdev@...r.kernel.org,
	kernel-janitors@...r.kernel.org
Subject: [patch -next] geneve: testing the wrong variable in
 geneve6_build_skb()

We intended to test "err" and not "skb".

Fixes: aed069df099c ('ip_tunnel_core: iptunnel_handle_offloads returns int and doesn't free skb')
Signed-off-by: Dan Carpenter <dan.carpenter@...cle.com>

diff --git a/drivers/net/geneve.c b/drivers/net/geneve.c
index efbc7ce..512dbe0 100644
--- a/drivers/net/geneve.c
+++ b/drivers/net/geneve.c
@@ -733,7 +733,7 @@ static int geneve6_build_skb(struct dst_entry *dst, struct sk_buff *skb,
 		goto free_dst;
 
 	err = udp_tunnel_handle_offloads(skb, udp_sum);
-	if (IS_ERR(skb))
+	if (err)
 		goto free_dst;
 
 	gnvh = (struct genevehdr *)__skb_push(skb, sizeof(*gnvh) + opt_len);