diff --git a/net/ipv6/ip6_gre.c b/net/ipv6/ip6_gre.c index 0fdd0109d131b8a3c1c9458795148d7661421c9b..26f25b6e2833994d50bd4b96e40c97c64ff23e34 100644 --- a/net/ipv6/ip6_gre.c +++ b/net/ipv6/ip6_gre.c @@ -1722,6 +1722,9 @@ static int ip6erspan_tap_validate(struct nlattr *tb[], struct nlattr *data[], static void ip6erspan_set_version(struct nlattr *data[], struct __ip6_tnl_parm *parms) { + if (!data) + return; + parms->erspan_ver = 1; if (data[IFLA_GRE_ERSPAN_VER]) parms->erspan_ver = nla_get_u8(data[IFLA_GRE_ERSPAN_VER]);