cfg80211: remove switch from __set_regdom()

We have control over the REGDOM_SET_BY_* macros passed
so remove the switch.

This patch has no functional changes.
Signed-off-by: Luis R. Rodriguez <lrodriguez@atheros.com>
Acked-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

net/wireless/reg.c

@@ -829,22 +829,13 @@ static int __set_regdom(const struct ieee80211_regdomain *rd)
 	reset_regdomains();
 
 	/* Country IE parsing coming soon */
-	switch (last_request->initiator) {
-	case REGDOM_SET_BY_CORE:
-	case REGDOM_SET_BY_DRIVER:
-	case REGDOM_SET_BY_USER:
+
 	if (!is_valid_rd(rd)) {
 		printk(KERN_ERR "cfg80211: Invalid "
 			"regulatory domain detected:\n");
 		print_regdomain_info(rd);
 		return -EINVAL;
 	}
-		break;
-	case REGDOM_SET_BY_COUNTRY_IE: /* Not yet */
-		WARN_ON(1);
-	default:
-		return -EOPNOTSUPP;
-	}
 
 	if (unlikely(last_request->intersect)) {
 		intersected_rd = regdom_intersect(rd, cfg80211_regdomain);