[BRIDGE]: Only build br_netfilter when INET is enabled.

net/Kconfig

@@ -175,7 +175,6 @@ source "net/decnet/Kconfig"
 
 config BRIDGE
 	tristate "802.1d Ethernet Bridging"
-	depends on INET
 	---help---
 	  If you say Y here, then your Linux box will be able to act as an
 	  Ethernet bridge, which means that the different Ethernet segments it

net/bridge/Makefile

@@ -8,6 +8,9 @@ bridge-y	:= br.o br_device.o br_fdb.o br_forward.o br_if.o br_input.o \
 			br_ioctl.o br_notify.o br_stp.o br_stp_bpdu.o \
 			br_stp_if.o br_stp_timer.o
 
+# br_netfilter only deals with IPv4 and ARP filtering, both are INET protocols
+ifeq ($(CONFIG_INET),y)
 bridge-$(CONFIG_NETFILTER)	+= br_netfilter.o
+endif
 
 obj-$(CONFIG_BRIDGE_NF_EBTABLES) += netfilter/

net/bridge/br.c

@@ -34,7 +34,7 @@ static int __init br_init(void)
 {
 	printk(KERN_INFO "NET4: Ethernet Bridge 008 for NET4.0\n");
 
-#ifdef CONFIG_NETFILTER
+#if defined(CONFIG_INET) && defined(CONFIG_NETFILTER)
 	if (br_netfilter_init())
 		return 1;
 #endif
@@ -52,7 +52,7 @@ static int __init br_init(void)
 
 static void __exit br_deinit(void)
 {
-#ifdef CONFIG_NETFILTER
+#if defined(CONFIG_INET) && defined(CONFIG_NETFILTER)
 	br_netfilter_fini();
 #endif
 	unregister_netdevice_notifier(&br_device_notifier);