Add rfkill to MAINTAINERS file

I have been acting as the maintainer since the rfkill introduction,
so lets make it official by adding a rfkill entry in the MAINTAINERS file.

Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/MAINTAINERS b/MAINTAINERS
index eeacfc5..f5b7d0b 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -3342,6 +3342,13 @@
 W:	http://www.namesys.com
 S:	Supported
 
+RFKILL
+P:	Ivo van Doorn
+M:	IvDoorn@gmail.com
+L:	netdev@vger.kernel.org
+S:	Maintained
+F:	net/rfkill
+
 ROCKETPORT DRIVER
 P:	Comtrol Corp.
 W:	http://www.comtrol.com