--- zzzz-none-000/linux-2.6.32.61/include/linux/if_bridge.h	2013-06-10 09:43:48.000000000 +0000
+++ ar10-7272-687/linux-2.6.32.61/include/linux/if_bridge.h	2014-08-12 13:03:17.000000000 +0000
@@ -100,13 +100,80 @@
 	__u16 unused;
 };
 
+/* +++
+ * AVM: backport from 3.15
+ */
+/* Bridge multicast database attributes
+ * [MDBA_MDB] = {
+ *     [MDBA_MDB_ENTRY] = {
+ *         [MDBA_MDB_ENTRY_INFO]
+ *     }
+ * }
+ * [MDBA_ROUTER] = {
+ *    [MDBA_ROUTER_PORT]
+ * }
+ */
+enum {
+    MDBA_UNSPEC,
+    MDBA_MDB,
+    MDBA_ROUTER,
+    __MDBA_MAX,
+};
+#define MDBA_MAX (__MDBA_MAX - 1)
+
+enum {
+    MDBA_MDB_UNSPEC,
+    MDBA_MDB_ENTRY,
+    __MDBA_MDB_MAX,
+};
+#define MDBA_MDB_MAX (__MDBA_MDB_MAX - 1)
+
+enum {
+    MDBA_MDB_ENTRY_UNSPEC,
+    MDBA_MDB_ENTRY_INFO,
+    __MDBA_MDB_ENTRY_MAX,
+};
+#define MDBA_MDB_ENTRY_MAX (__MDBA_MDB_ENTRY_MAX - 1)
+
+enum {
+    MDBA_ROUTER_UNSPEC,
+    MDBA_ROUTER_PORT,
+    __MDBA_ROUTER_MAX,
+};
+#define MDBA_ROUTER_MAX (__MDBA_ROUTER_MAX - 1)
+
+struct br_port_msg {
+    __u8  family;
+    __u32 ifindex;
+};
+
+struct br_mdb_entry {
+    __u32 ifindex;
+#define MDB_TEMPORARY 0
+#define MDB_PERMANENT 1
+    __u8 state;
+    struct {
+        union {
+            __be32  ip4;
+            struct in6_addr ip6;
+        } u;
+        __be16      proto;
+    } addr;
+};
+
+enum {
+	MDBA_SET_ENTRY_UNSPEC,
+	MDBA_SET_ENTRY,
+	__MDBA_SET_ENTRY_MAX,
+};
+#define MDBA_SET_ENTRY_MAX (__MDBA_SET_ENTRY_MAX - 1)
+/* +++ */
+
 #ifdef __KERNEL__
 
 #include <linux/netdevice.h>
 
 extern void brioctl_set(int (*ioctl_hook)(struct net *, unsigned int, void __user *));
-extern struct sk_buff *(*br_handle_frame_hook)(struct net_bridge_port *p,
-					       struct sk_buff *skb);
 extern int (*br_should_route_hook)(struct sk_buff *skb);
 
 #endif