diff options
Diffstat (limited to 'net')
| -rw-r--r-- | net/bridge/netfilter/ebt_ip.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/net/bridge/netfilter/ebt_ip.c b/net/bridge/netfilter/ebt_ip.c index 7323805b9726..f158fe67dd60 100644 --- a/net/bridge/netfilter/ebt_ip.c +++ b/net/bridge/netfilter/ebt_ip.c @@ -15,6 +15,7 @@ #include <linux/netfilter_bridge/ebtables.h> #include <linux/netfilter_bridge/ebt_ip.h> #include <linux/ip.h> +#include <net/ip.h> #include <linux/in.h> #include <linux/module.h> @@ -51,6 +52,8 @@ static int ebt_filter_ip(const struct sk_buff *skb, const struct net_device *in, if (!(info->bitmask & EBT_IP_DPORT) && !(info->bitmask & EBT_IP_SPORT)) return EBT_MATCH; + if (ntohs(ih->frag_off) & IP_OFFSET) + return EBT_NOMATCH; pptr = skb_header_pointer(skb, ih->ihl*4, sizeof(_ports), &_ports); if (pptr == NULL) |