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-rw-r--r--kernel/net/netfilter/ipset/ip_set_getport.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/kernel/net/netfilter/ipset/ip_set_getport.c b/kernel/net/netfilter/ipset/ip_set_getport.c
index 279a03c..a0d96eb 100644
--- a/kernel/net/netfilter/ipset/ip_set_getport.c
+++ b/kernel/net/netfilter/ipset/ip_set_getport.c
@@ -135,9 +135,7 @@ ip_set_get_ip6_port(const struct sk_buff *skb, bool src,
{
int protoff;
u8 nexthdr;
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 3, 0)
- __be16 frag_off;
-#endif
+ __be16 frag_off = 0;
nexthdr = ipv6_hdr(skb)->nexthdr;
#if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 3, 0)
@@ -146,7 +144,7 @@ ip_set_get_ip6_port(const struct sk_buff *skb, bool src,
#else
protoff = ipv6_skip_exthdr(skb, sizeof(struct ipv6hdr), &nexthdr);
#endif
- if (protoff < 0)
+ if (protoff < 0 || (frag_off & htons(~0x7)) != 0)
return false;
return get_port(skb, nexthdr, protoff, src, port, proto);