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Diffstat (limited to 'net/ipv6/ip6_gre.c')
-rw-r--r--net/ipv6/ip6_gre.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/net/ipv6/ip6_gre.c b/net/ipv6/ip6_gre.c
index 69727bc168cb..a3e1dec96a74 100644
--- a/net/ipv6/ip6_gre.c
+++ b/net/ipv6/ip6_gre.c
@@ -979,11 +979,14 @@ static netdev_tx_t ip6erspan_tunnel_xmit(struct sk_buff *skb,
erspan_build_header(skb, ntohl(t->parms.o_key),
t->parms.index,
truncate, false);
- else
+ else if (t->parms.erspan_ver == 2)
erspan_build_header_v2(skb, ntohl(t->parms.o_key),
t->parms.dir,
t->parms.hwid,
truncate, false);
+ else
+ goto tx_err;
+
fl6.daddr = t->parms.raddr;
}