[PATCH] Kobject: fix build error

This fixes a build error for various odd combinations of CONFIG_HOTPLUG
and CONFIG_NET.
Signed-off-by: Kay Sievers <kay.sievers@vrfy.org>
Cc: Nigel Cunningham <ncunningham@cyclades.com>
Cc: Andrew Morton <akpm@osdl.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

include/linux/kobject.h

@@ -259,7 +259,7 @@ struct subsys_attribute {
 extern int subsys_create_file(struct subsystem * , struct subsys_attribute *);
 extern void subsys_remove_file(struct subsystem * , struct subsys_attribute *);
 
-#if defined(CONFIG_HOTPLUG) && defined(CONFIG_NET)
+#if defined(CONFIG_HOTPLUG)
 void kobject_uevent(struct kobject *kobj, enum kobject_action action);
 
 int add_uevent_var(char **envp, int num_envp, int *cur_index,

lib/kobject_uevent.c

@@ -25,11 +25,13 @@
 #define BUFFER_SIZE	2048	/* buffer for the variables */
 #define NUM_ENVP	32	/* number of env pointers */
 
-#if defined(CONFIG_HOTPLUG) && defined(CONFIG_NET)
+#if defined(CONFIG_HOTPLUG)
 u64 uevent_seqnum;
 char uevent_helper[UEVENT_HELPER_PATH_LEN] = "/sbin/hotplug";
 static DEFINE_SPINLOCK(sequence_lock);
+#if defined(CONFIG_NET)
 static struct sock *uevent_sock;
+#endif
 
 static char *action_to_string(enum kobject_action action)
 {
@@ -155,6 +157,7 @@ void kobject_uevent(struct kobject *kobj, enum kobject_action action)
 	spin_unlock(&sequence_lock);
 	sprintf(seq_buff, "SEQNUM=%llu", (unsigned long long)seq);
 
+#if defined(CONFIG_NET)
 	/* send netlink message */
 	if (uevent_sock) {
 		struct sk_buff *skb;
@@ -179,6 +182,7 @@ void kobject_uevent(struct kobject *kobj, enum kobject_action action)
 			netlink_broadcast(uevent_sock, skb, 0, 1, GFP_KERNEL);
 		}
 	}
+#endif
 
 	/* call uevent_helper, usually only enabled during early boot */
 	if (uevent_helper[0]) {
@@ -249,6 +253,7 @@ int add_uevent_var(char **envp, int num_envp, int *cur_index,
 }
 EXPORT_SYMBOL_GPL(add_uevent_var);
 
+#if defined(CONFIG_NET)
 static int __init kobject_uevent_init(void)
 {
 	uevent_sock = netlink_kernel_create(NETLINK_KOBJECT_UEVENT, 1, NULL,
@@ -264,5 +269,6 @@ static int __init kobject_uevent_init(void)
 }
 
 postcore_initcall(kobject_uevent_init);
+#endif
 
 #endif /* CONFIG_HOTPLUG */