X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;ds=sidebyside;f=net%2Fnetfilter%2Fnf_conntrack_helper.c;h=8e0b4c8f62a8da1156d72c5e96b8c6f9e1c42e29;hb=a1bc6eb4b499ae67ada9a01660010580b6569403;hp=b1fd21cc1dbc2e613ea15e6813bb550bcc6ce7cb;hpb=70ec75c5b8e0bda7a16fb387f91e08545f379a0e;p=linux-2.6

diff --git a/net/netfilter/nf_conntrack_helper.c b/net/netfilter/nf_conntrack_helper.c
index b1fd21cc1d..8e0b4c8f62 100644
--- a/net/netfilter/nf_conntrack_helper.c
+++ b/net/netfilter/nf_conntrack_helper.c
@@ -20,6 +20,7 @@
 #include <linux/err.h>
 #include <linux/kernel.h>
 #include <linux/netdevice.h>
+#include <linux/rculist.h>
 
 #include <net/netfilter/nf_conntrack.h>
 #include <net/netfilter/nf_conntrack_l3proto.h>
@@ -110,7 +111,8 @@ int nf_conntrack_helper_register(struct nf_conntrack_helper *me)
 {
 	unsigned int h = helper_hash(&me->tuple);
 
-	BUG_ON(me->timeout == 0);
+	BUG_ON(me->expect_policy == NULL);
+	BUG_ON(me->expect_class_max >= NF_CT_MAX_EXPECT_CLASSES);
 
 	mutex_lock(&nf_ct_helper_mutex);
 	hlist_add_head_rcu(&me->hnode, &nf_ct_helper_hash[h]);
@@ -125,7 +127,7 @@ void nf_conntrack_helper_unregister(struct nf_conntrack_helper *me)
 {
 	struct nf_conntrack_tuple_hash *h;
 	struct nf_conntrack_expect *exp;
-	struct hlist_node *n, *next;
+	const struct hlist_node *n, *next;
 	unsigned int i;
 
 	mutex_lock(&nf_ct_helper_mutex);