@@ -43,7 +43,6 @@ static inline struct rtable *bridge_parent_rtable(const struct net_device *dev)
}
struct net_device *setup_pre_routing(struct sk_buff *skb);
-void br_netfilter_enable(void);
#if IS_ENABLED(CONFIG_IPV6)
int br_validate_ipv6(struct net *net, struct sk_buff *skb);
@@ -881,11 +881,6 @@ static const struct nf_br_ops br_ops = {
.br_dev_xmit_hook = br_nf_dev_xmit,
};
-void br_netfilter_enable(void)
-{
-}
-EXPORT_SYMBOL_GPL(br_netfilter_enable);
-
/* For br_nf_post_routing, we need (prio = NF_BR_PRI_LAST), because
* br_dev_queue_push_xmit is called afterwards */
static const struct nf_hook_ops br_nf_ops[] = {
@@ -96,8 +96,7 @@ physdev_mt(const struct sk_buff *skb, struct xt_action_param *par)
static int physdev_mt_check(const struct xt_mtchk_param *par)
{
const struct xt_physdev_info *info = par->matchinfo;
-
- br_netfilter_enable();
+ static bool brnf_probed __read_mostly;
if (!(info->bitmask & XT_PHYSDEV_OP_MASK) ||
info->bitmask & ~XT_PHYSDEV_OP_MASK)
@@ -111,6 +110,12 @@ static int physdev_mt_check(const struct xt_mtchk_param *par)
if (par->hook_mask & (1 << NF_INET_LOCAL_OUT))
return -EINVAL;
}
+
+ if (!brnf_probed) {
+ brnf_probed = true;
+ request_module("br_netfilter");
+ }
+
return 0;
}