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Commit 8df3510f authored by Nikolay Aleksandrov's avatar Nikolay Aleksandrov Committed by David S. Miller
Browse files

net: bridge: convert nf call options to bits 



No functional change, convert of nf_call_[ip|ip6|arp]tables to bits.

Signed-off-by: default avatarNikolay Aleksandrov <nikolay@cumulusnetworks.com>
Reviewed-by: default avatarStephen Hemminger <stephen@networkplumber.org>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent ae75767e

net/bridge/br_netfilter_hooks.c

+4 −3
Original line number Diff line number Diff line
@@ -487,14 +487,15 @@ static unsigned int br_nf_pre_routing(void *priv, 
	br = p->br;



	if (IS_IPV6(skb) || IS_VLAN_IPV6(skb) || IS_PPPOE_IPV6(skb)) {

		if (!brnf_call_ip6tables && !br->nf_call_ip6tables)

		if (!brnf_call_ip6tables &&

		    !br_opt_get(br, BROPT_NF_CALL_IP6TABLES))

			return NF_ACCEPT;



		nf_bridge_pull_encap_header_rcsum(skb);

		return br_nf_pre_routing_ipv6(priv, skb, state);

	}



	if (!brnf_call_iptables && !br->nf_call_iptables)

	if (!brnf_call_iptables && !br_opt_get(br, BROPT_NF_CALL_IPTABLES))

		return NF_ACCEPT;



	if (!IS_IP(skb) && !IS_VLAN_IP(skb) && !IS_PPPOE_IP(skb))
@@ -636,7 +637,7 @@ static unsigned int br_nf_forward_arp(void *priv, 
		return NF_ACCEPT;

	br = p->br;



	if (!brnf_call_arptables && !br->nf_call_arptables)

	if (!brnf_call_arptables && !br_opt_get(br, BROPT_NF_CALL_ARPTABLES))

		return NF_ACCEPT;



	if (!IS_ARP(skb)) {

net/bridge/br_netlink.c

+6 −6
Original line number Diff line number Diff line
@@ -1271,19 +1271,19 @@ static int br_changelink(struct net_device *brdev, struct nlattr *tb[], 
	if (data[IFLA_BR_NF_CALL_IPTABLES]) {

		u8 val = nla_get_u8(data[IFLA_BR_NF_CALL_IPTABLES]);



		br->nf_call_iptables = val ? true : false;

		br_opt_toggle(br, BROPT_NF_CALL_IPTABLES, !!val);

	}



	if (data[IFLA_BR_NF_CALL_IP6TABLES]) {

		u8 val = nla_get_u8(data[IFLA_BR_NF_CALL_IP6TABLES]);



		br->nf_call_ip6tables = val ? true : false;

		br_opt_toggle(br, BROPT_NF_CALL_IP6TABLES, !!val);

	}



	if (data[IFLA_BR_NF_CALL_ARPTABLES]) {

		u8 val = nla_get_u8(data[IFLA_BR_NF_CALL_ARPTABLES]);



		br->nf_call_arptables = val ? true : false;

		br_opt_toggle(br, BROPT_NF_CALL_ARPTABLES, !!val);

	}

#endif
@@ -1470,11 +1470,11 @@ static int br_fill_info(struct sk_buff *skb, const struct net_device *brdev) 
#endif

#if IS_ENABLED(CONFIG_BRIDGE_NETFILTER)

	if (nla_put_u8(skb, IFLA_BR_NF_CALL_IPTABLES,

		       br->nf_call_iptables ? 1 : 0) ||

		       br_opt_get(br, BROPT_NF_CALL_IPTABLES) ? 1 : 0) ||

	    nla_put_u8(skb, IFLA_BR_NF_CALL_IP6TABLES,

		       br->nf_call_ip6tables ? 1 : 0) ||

		       br_opt_get(br, BROPT_NF_CALL_IP6TABLES) ? 1 : 0) ||

	    nla_put_u8(skb, IFLA_BR_NF_CALL_ARPTABLES,

		       br->nf_call_arptables ? 1 : 0))

		       br_opt_get(br, BROPT_NF_CALL_ARPTABLES) ? 1 : 0))

		return -EMSGSIZE;

#endif

net/bridge/br_private.h

+3 −3
Original line number Diff line number Diff line
@@ -309,6 +309,9 @@ static inline struct net_bridge_port *br_port_get_rtnl_rcu(const struct net_devi 
enum net_bridge_opts {

	BROPT_VLAN_ENABLED,

	BROPT_VLAN_STATS_ENABLED,

	BROPT_NF_CALL_IPTABLES,

	BROPT_NF_CALL_IP6TABLES,

	BROPT_NF_CALL_ARPTABLES,

};



struct net_bridge {
@@ -331,9 +334,6 @@ struct net_bridge { 
		struct rtable		fake_rtable;

		struct rt6_info		fake_rt6_info;

	};

	bool				nf_call_iptables;

	bool				nf_call_ip6tables;

	bool				nf_call_arptables;

#endif

	u16				group_fwd_mask;

	u16				group_fwd_mask_required;

net/bridge/br_sysfs_br.c

+6 −6
Original line number Diff line number Diff line
@@ -678,12 +678,12 @@ static ssize_t nf_call_iptables_show( 
	struct device *d, struct device_attribute *attr, char *buf)

{

	struct net_bridge *br = to_bridge(d);

	return sprintf(buf, "%u\n", br->nf_call_iptables);

	return sprintf(buf, "%u\n", br_opt_get(br, BROPT_NF_CALL_IPTABLES));

}



static int set_nf_call_iptables(struct net_bridge *br, unsigned long val)

{

	br->nf_call_iptables = val ? true : false;

	br_opt_toggle(br, BROPT_NF_CALL_IPTABLES, !!val);

	return 0;

}
@@ -699,12 +699,12 @@ static ssize_t nf_call_ip6tables_show( 
	struct device *d, struct device_attribute *attr, char *buf)

{

	struct net_bridge *br = to_bridge(d);

	return sprintf(buf, "%u\n", br->nf_call_ip6tables);

	return sprintf(buf, "%u\n", br_opt_get(br, BROPT_NF_CALL_IP6TABLES));

}



static int set_nf_call_ip6tables(struct net_bridge *br, unsigned long val)

{

	br->nf_call_ip6tables = val ? true : false;

	br_opt_toggle(br, BROPT_NF_CALL_IP6TABLES, !!val);

	return 0;

}
@@ -720,12 +720,12 @@ static ssize_t nf_call_arptables_show( 
	struct device *d, struct device_attribute *attr, char *buf)

{

	struct net_bridge *br = to_bridge(d);

	return sprintf(buf, "%u\n", br->nf_call_arptables);

	return sprintf(buf, "%u\n", br_opt_get(br, BROPT_NF_CALL_ARPTABLES));

}



static int set_nf_call_arptables(struct net_bridge *br, unsigned long val)

{

	br->nf_call_arptables = val ? true : false;

	br_opt_toggle(br, BROPT_NF_CALL_ARPTABLES, !!val);

	return 0;

}