Fedora kernel-2.6.17-1.2142_FC4 patched with stable patch-2.6.17.4-vs2.0.2-rc26.diff

[linux-2.6.git] / net / bridge / netfilter / ebt_ip.c

diff --git a/net/bridge/netfilter/ebt_ip.c b/net/bridge/netfilter/ebt_ip.c
index 7323805..65b665c 100644 (file)
--- 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)
@@ -89,7 +92,9 @@ static int ebt_ip_check(const char *tablename, unsigned int hookmask,
                if (info->invflags & EBT_IP_PROTO)
                        return -EINVAL;
                if (info->protocol != IPPROTO_TCP &&
-                   info->protocol != IPPROTO_UDP)
+                   info->protocol != IPPROTO_UDP &&
+                   info->protocol != IPPROTO_SCTP &&
+                   info->protocol != IPPROTO_DCCP)
                         return -EINVAL;
        }
        if (info->bitmask & EBT_IP_DPORT && info->dport[0] > info->dport[1])
@@ -107,16 +112,16 @@ static struct ebt_match filter_ip =
        .me             = THIS_MODULE,
 };
 
-static int __init init(void)
+static int __init ebt_ip_init(void)
 {
        return ebt_register_match(&filter_ip);
 }
 
-static void __exit fini(void)
+static void __exit ebt_ip_fini(void)
 {
        ebt_unregister_match(&filter_ip);
 }
 
-module_init(init);
-module_exit(fini);
+module_init(ebt_ip_init);
+module_exit(ebt_ip_fini);
 MODULE_LICENSE("GPL");