cfg80211: rename fw_handles_regulatory to custom_regulatory

Drivers without firmware can also have custom regulatory maps
which do not map to a specific ISO / IEC alpha2 country code.

Signed-off-by: Luis R. Rodriguez <lrodriguez@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/net/wireless/reg.c b/net/wireless/reg.c
index c201abd3..5db02a3 100644
--- a/net/wireless/reg.c
+++ b/net/wireless/reg.c
@@ -927,7 +927,7 @@
 	if (!last_request)
 		return true;
 	if (setby == REGDOM_SET_BY_CORE &&
-		  wiphy->fw_handles_regulatory)
+		  wiphy->custom_regulatory)
 		return true;
 	return false;
 }