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-rw-r--r--target/linux/generic/patches-3.18/644-bridge_optimize_netfilter_hooks.patch43
1 files changed, 30 insertions, 13 deletions
diff --git a/target/linux/generic/patches-3.18/644-bridge_optimize_netfilter_hooks.patch b/target/linux/generic/patches-3.18/644-bridge_optimize_netfilter_hooks.patch
index c876c2bce0..4df94ca9d8 100644
--- a/target/linux/generic/patches-3.18/644-bridge_optimize_netfilter_hooks.patch
+++ b/target/linux/generic/patches-3.18/644-bridge_optimize_netfilter_hooks.patch
@@ -96,22 +96,17 @@
if (vlan_tx_tag_present(skb))
--- a/net/bridge/br_private.h
+++ b/net/bridge/br_private.h
-@@ -769,15 +769,29 @@ static inline int br_vlan_enabled(struct
+@@ -778,6 +778,24 @@ static inline void br_nf_core_fini(void)
+ #define br_netfilter_rtable_init(x)
+ #endif
- /* br_netfilter.c */
- #if IS_ENABLED(CONFIG_BRIDGE_NETFILTER)
++#if IS_BUILTIN(CONFIG_BRIDGE_NETFILTER)
+extern int brnf_call_ebtables;
- int br_nf_core_init(void);
- void br_nf_core_fini(void);
- void br_netfilter_rtable_init(struct net_bridge *);
+bool br_netfilter_run_hooks(void);
- #else
- static inline int br_nf_core_init(void) { return 0; }
- static inline void br_nf_core_fini(void) {}
- #define br_netfilter_rtable_init(x)
++#else
+#define br_netfilter_run_hooks() false
- #endif
-
++#endif
++
+static inline int
+BR_HOOK(uint8_t pf, unsigned int hook, struct sk_buff *skb,
+ struct net_device *in, struct net_device *out,
@@ -139,17 +134,39 @@
--- a/net/bridge/netfilter/ebtables.c
+++ b/net/bridge/netfilter/ebtables.c
-@@ -2414,11 +2414,13 @@ static int __init ebtables_init(void)
+@@ -2414,11 +2414,19 @@ static int __init ebtables_init(void)
}
printk(KERN_INFO "Ebtables v2.0 registered\n");
++
++#if IS_BUILTIN(CONFIG_BRIDGE_NETFILTER)
+ brnf_call_ebtables = 1;
++#endif
++
return 0;
}
static void __exit ebtables_fini(void)
{
++#if IS_BUILTIN(CONFIG_BRIDGE_NETFILTER)
+ brnf_call_ebtables = 0;
++#endif
nf_unregister_sockopt(&ebt_sockopts);
xt_unregister_target(&ebt_standard_target);
printk(KERN_INFO "Ebtables v2.0 unregistered\n");
+--- a/net/Kconfig
++++ b/net/Kconfig
+@@ -177,11 +177,11 @@ config NETFILTER_ADVANCED
+ If unsure, say Y.
+
+ config BRIDGE_NETFILTER
+- tristate "Bridged IP/ARP packets filtering"
++ bool "Bridged IP/ARP packets filtering"
+ depends on BRIDGE
+ depends on NETFILTER && INET
+ depends on NETFILTER_ADVANCED
+- default m
++ default y
+ ---help---
+ Enabling this option will let arptables resp. iptables see bridged
+ ARP resp. IP traffic. If you want a bridging firewall, you probably