uml: fix build for !CONFIG_TCP

Make UML build in the absence of CONFIG_INET by making the inetaddr_notifier
registration depend on it.

Signed-off-by: Jeff Dike <jdike@linux.intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/arch/um/drivers/net_kern.c b/arch/um/drivers/net_kern.c
index 8c01fa8..73681f1 100644 (file)
--- a/arch/um/drivers/net_kern.c
+++ b/arch/um/drivers/net_kern.c
@@ -753,6 +753,7 @@ static struct mc_device net_mc = {
        .remove         = net_remove,
 };
 
+#ifdef CONFIG_INET
 static int uml_inetaddr_event(struct notifier_block *this, unsigned long event,
                              void *ptr)
 {
@@ -789,14 +790,13 @@ struct notifier_block uml_inetaddr_notifier = {
        .notifier_call          = uml_inetaddr_event,
 };
 
-static int uml_net_init(void)
+static void inet_register(void)
 {
        struct list_head *ele;
        struct uml_net_private *lp;
        struct in_device *ip;
        struct in_ifaddr *in;
 
-       mconsole_register_dev(&net_mc);
        register_inetaddr_notifier(&uml_inetaddr_notifier);
 
        /* Devices may have been opened already, so the uml_inetaddr_notifier
@@ -816,7 +816,17 @@ static int uml_net_init(void)
                }
        }
        spin_unlock(&opened_lock);
+}
+#else
+static inline void inet_register(void)
+{
+}
+#endif
 
+static int uml_net_init(void)
+{
+       mconsole_register_dev(&net_mc);
+       inet_register();
        return 0;
 }