V4L/DVB (5586): Use menuconfig objects II - V4L

Change Kconfig objects from "menu, config" into "menuconfig" so
that the user can disable the whole feature without having to
enter the menu first.

Signed-off-by: Jan Engelhardt <jengelh@gmx.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
diff --git a/drivers/media/radio/Kconfig b/drivers/media/radio/Kconfig
index af66a5d..354d664 100644
--- a/drivers/media/radio/Kconfig
+++ b/drivers/media/radio/Kconfig
@@ -2,8 +2,12 @@
 # Multimedia Video device configuration
 #
 
-menu "Radio Adapters"
+menuconfig RADIO_ADAPTERS
+	bool "Radio Adapters"
 	depends on VIDEO_DEV
+	default y
+
+if RADIO_ADAPTERS
 
 config RADIO_CADET
 	tristate "ADS Cadet AM/FM Tuner"
@@ -328,4 +332,5 @@
 
 	  To compile this driver as a module, choose M here: the
 	  module will be called dsbr100.
-endmenu
+
+endif # RADIO_ADAPTERS