[PATCH] net/wireless/sysfs.c: Shut up build warning

net/wireless/sysfs.c:108: warning: ‘wiphy_uevent’ defined but not used

when CONFIG_HOTPLUG=n is because the only usage site of this function
is #ifdef'ed as such, so let's #ifdef the definition also.
Signed-off-by: Satyam Sharma <satyam@infradead.org>
Acked-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

net/wireless/sysfs.c

@@ -52,12 +52,14 @@ static void wiphy_dev_release(struct device *dev)
 	cfg80211_dev_free(rdev);
 }
 
+#ifdef CONFIG_HOTPLUG
 static int wiphy_uevent(struct device *dev, char **envp,
 			int num_envp, char *buf, int size)
 {
 	/* TODO, we probably need stuff here */
 	return 0;
 }
+#endif
 
 struct class ieee80211_class = {
 	.name = "ieee80211",