Update MAINTAINERS entries for IXP4xx and WAN network drivers.

Signed-off-by: Krzysztof Hałasa <khc@pm.waw.pl>
diff --git a/MAINTAINERS b/MAINTAINERS
index 4b54fda..7f73db0 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -1844,7 +1844,7 @@
 M:	hskinnemoen@atmel.com
 S:	Supported
 
-GENERIC HDLC DRIVER, N2, C101, PCI200SYN and WANXL DRIVERS
+GENERIC HDLC (WAN) DRIVERS
 P:	Krzysztof Halasa
 M:	khc@pm.waw.pl
 W:	http://www.kernel.org/pub/linux/utils/net/hdlc/
@@ -2243,6 +2243,11 @@
 L:	linux-kernel@vger.kernel.org
 S:	Supported
 
+INTEL IXP4XX QMGR, NPE, ETHERNET and HSS SUPPORT
+P:	Krzysztof Halasa
+M:	khc@pm.waw.pl
+S:	Maintained
+
 INTEL IXP4XX RANDOM NUMBER GENERATOR SUPPORT
 P:	Deepak Saxena
 M:	dsaxena@plexity.net