openwrt-xburst/target/linux/generic/patches-2.6.32/223-kobject-add-broadcast_uevent.patch

--- a/include/linux/kobject.h
+++ b/include/linux/kobject.h
@@ -30,6 +30,8 @@
 #define UEVENT_NUM_ENVP			32	/* number of env pointers */
 #define UEVENT_BUFFER_SIZE		2048	/* buffer for the variables */
 
+struct sk_buff;
+
 /* path to the userspace helper executed on an event */
 extern char uevent_helper[];
 
@@ -208,6 +210,10 @@ int add_uevent_var(struct kobj_uevent_en
 
 int kobject_action_type(const char *buf, size_t count,
 			enum kobject_action *type);
+
+int broadcast_uevent(struct sk_buff *skb, __u32 pid, __u32 group,
+		     gfp_t allocation);
+
 #else
 static inline int kobject_uevent(struct kobject *kobj,
 				 enum kobject_action action)
@@ -224,6 +230,16 @@ static inline int add_uevent_var(struct
 static inline int kobject_action_type(const char *buf, size_t count,
 				      enum kobject_action *type)
 { return -EINVAL; }
+
+void kfree_skb(struct sk_buff *);
+
+static inline int broadcast_uevent(struct sk_buff *skb, __u32 pid, __u32 group,
+				   gfp_t allocation)
+{
+	kfree_skb(skb);
+	return 0;
+}
+
 #endif
 
 #endif /* _KOBJECT_H_ */
--- a/lib/kobject_uevent.c
+++ b/lib/kobject_uevent.c
@@ -330,6 +330,27 @@ int add_uevent_var(struct kobj_uevent_en
 EXPORT_SYMBOL_GPL(add_uevent_var);
 
 #if defined(CONFIG_NET)
+int broadcast_uevent(struct sk_buff *skb, __u32 pid, __u32 group,
+		     gfp_t allocation)
+{
+	if (!uevent_sock) {
+		kfree_skb(skb);
+		return -ENODEV;
+	}
+
+	return netlink_broadcast(uevent_sock, skb, pid, group, allocation);;
+}
+#else
+int broadcast_uevent(struct sk_buff *skb, __u32 pid, __u32 group,
+		     gfp_t allocation)
+{
+	kfree_skb(skb);
+	return 0;
+}
+#endif
+EXPORT_SYMBOL_GPL(broadcast_uevent);
+
+#if defined(CONFIG_NET)
 static int __init kobject_uevent_init(void)
 {
 	uevent_sock = netlink_kernel_create(&init_net, NETLINK_KOBJECT_UEVENT,