SELinux: return -ECONNREFUSED from ip_postroute to signal fatal error

[linux-flexiantxendom0-natty.git] / security / selinux / hooks.c

diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c
index d9154cf..2c145f1 100644 (file)
--- a/security/selinux/hooks.c
+++ b/security/selinux/hooks.c
@@ -4585,11 +4585,11 @@ static unsigned int selinux_ip_postroute(struct sk_buff *skb, int ifindex,
                                secmark_perm = PACKET__SEND;
                        break;
                default:
-                       return NF_DROP;
+                       return NF_DROP_ERR(-ECONNREFUSED);
                }
                if (secmark_perm == PACKET__FORWARD_OUT) {
                        if (selinux_skb_peerlbl_sid(skb, family, &peer_sid))
-                               return NF_DROP;
+                               return NF_DROP_ERR(-ECONNREFUSED);
                } else
                        peer_sid = SECINITSID_KERNEL;
        } else {
@@ -4602,28 +4602,28 @@ static unsigned int selinux_ip_postroute(struct sk_buff *skb, int ifindex,
        ad.u.net.netif = ifindex;
        ad.u.net.family = family;
        if (selinux_parse_skb(skb, &ad, &addrp, 0, NULL))
-               return NF_DROP;
+               return NF_DROP_ERR(-ECONNREFUSED);
 
        if (secmark_active)
                if (avc_has_perm(peer_sid, skb->secmark,
                                 SECCLASS_PACKET, secmark_perm, &ad))
-                       return NF_DROP;
+                       return NF_DROP_ERR(-ECONNREFUSED);
 
        if (peerlbl_active) {
                u32 if_sid;
                u32 node_sid;
 
                if (sel_netif_sid(ifindex, &if_sid))
-                       return NF_DROP;
+                       return NF_DROP_ERR(-ECONNREFUSED);
                if (avc_has_perm(peer_sid, if_sid,
                                 SECCLASS_NETIF, NETIF__EGRESS, &ad))
-                       return NF_DROP;
+                       return NF_DROP_ERR(-ECONNREFUSED);
 
                if (sel_netnode_sid(addrp, family, &node_sid))
-                       return NF_DROP;
+                       return NF_DROP_ERR(-ECONNREFUSED);
                if (avc_has_perm(peer_sid, node_sid,
                                 SECCLASS_NODE, NODE__SENDTO, &ad))
-                       return NF_DROP;
+                       return NF_DROP_ERR(-ECONNREFUSED);
        }
 
        return NF_ACCEPT;