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-rw-r--r--net/ipv6/ip6_gre.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/net/ipv6/ip6_gre.c b/net/ipv6/ip6_gre.c
index 0fdd0109d131..26f25b6e2833 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]);