fix ndisc compilation failure (#6984)

SVN-Revision: 20591

target/linux/generic-2.4/patches/629-netlink_types_h.patch

@@ -9,3 +9,14 @@
  #define NETLINK_ROUTE		0	/* Routing/device hook				*/
  #define NETLINK_SKIP		1	/* Reserved for ENskip  			*/
  #define NETLINK_USERSOCK	2	/* Reserved for user mode socket protocols 	*/
+--- a/include/linux/filter.h	2010-02-01 22:04:46.000000000 +0100
++++ b/include/linux/filter.h	2010-03-29 20:57:08.000000000 +0200
+@@ -5,6 +5,8 @@
+ #ifndef __LINUX_FILTER_H__
+ #define __LINUX_FILTER_H__
+ 
++#include <linux/types.h>
++
+ /*
+  * Current version of the filter code architecture.
+  */