vserver 1.9.3

[linux-2.6.git] / net / ipv4 / xfrm4_policy.c

diff --git a/net/ipv4/xfrm4_policy.c b/net/ipv4/xfrm4_policy.c
index 3aacce6..3ce6988 100644 (file)
--- a/net/ipv4/xfrm4_policy.c
+++ b/net/ipv4/xfrm4_policy.c
@@ -12,8 +12,8 @@
 #include <net/xfrm.h>
 #include <net/ip.h>
 
-extern struct dst_ops xfrm4_dst_ops;
-extern struct xfrm_policy_afinfo xfrm4_policy_afinfo;
+static struct dst_ops xfrm4_dst_ops;
+static struct xfrm_policy_afinfo xfrm4_policy_afinfo;
 
 static struct xfrm_type_map xfrm4_type_map = { .lock = RW_LOCK_UNLOCKED };
 
@@ -183,6 +183,15 @@ _decode_session4(struct sk_buff *skb, struct flowi *fl)
                        }
                        break;
 
+               case IPPROTO_ICMP:
+                       if (pskb_may_pull(skb, xprth + 2 - skb->data)) {
+                               u8 *icmp = xprth;
+
+                               fl->fl_icmp_type = icmp[0];
+                               fl->fl_icmp_code = icmp[1];
+                       }
+                       break;
+
                case IPPROTO_ESP:
                        if (pskb_may_pull(skb, xprth + 4 - skb->data)) {
                                u32 *ehdr = (u32 *)xprth;
@@ -234,7 +243,7 @@ static void xfrm4_update_pmtu(struct dst_entry *dst, u32 mtu)
        path->ops->update_pmtu(path, mtu);
 }
 
-struct dst_ops xfrm4_dst_ops = {
+static struct dst_ops xfrm4_dst_ops = {
        .family =               AF_INET,
        .protocol =             __constant_htons(ETH_P_IP),
        .gc =                   xfrm4_garbage_collect,
@@ -243,7 +252,7 @@ struct dst_ops xfrm4_dst_ops = {
        .entry_size =           sizeof(struct xfrm_dst),
 };
 
-struct xfrm_policy_afinfo xfrm4_policy_afinfo = {
+static struct xfrm_policy_afinfo xfrm4_policy_afinfo = {
        .family =               AF_INET,
        .lock =                 RW_LOCK_UNLOCKED,
        .type_map =             &xfrm4_type_map,
@@ -254,12 +263,12 @@ struct xfrm_policy_afinfo xfrm4_policy_afinfo = {
        .decode_session =       _decode_session4,
 };
 
-void __init xfrm4_policy_init(void)
+static void __init xfrm4_policy_init(void)
 {
        xfrm_policy_register_afinfo(&xfrm4_policy_afinfo);
 }
 
-void __exit xfrm4_policy_fini(void)
+static void __exit xfrm4_policy_fini(void)
 {
        xfrm_policy_unregister_afinfo(&xfrm4_policy_afinfo);
 }