[NET]: rtentry->rt_dev is __user.

The device entry in the route ioctl's needs annotation.
Signed-off-by: Stephen Hemminger <shemminger@osdl.org>
Signed-off-by: David S. Miller <davem@redhat.com>

include/linux/route.h

@@ -24,7 +24,7 @@
 #define _LINUX_ROUTE_H
 
 #include <linux/if.h>
-
+#include <linux/compiler.h>
 
 /* This structure gets passed by the SIOCADDRT and SIOCDELRT calls. */
 struct rtentry 
@@ -38,7 +38,7 @@ struct rtentry
 	unsigned long	rt_pad3;
 	void		*rt_pad4;
 	short		rt_metric;	/* +1 for binary compatibility!	*/
-	char		*rt_dev;	/* forcing the device at add	*/
+	char __user	*rt_dev;	/* forcing the device at add	*/
 	unsigned long	rt_mtu;		/* per route MTU/Window 	*/
 #ifndef __KERNEL__
 #define rt_mss	rt_mtu			/* Compatibility :-(            */