[PATCH] uml: const more data

Make lots of structures const in order to make it obvious that they need no
locking.

Signed-off-by: Jeff Dike <jdike@addtoit.com>
Cc: Paolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/arch/um/os-Linux/drivers/ethertap_kern.c b/arch/um/os-Linux/drivers/ethertap_kern.c
index 768606b..16385e2 100644
--- a/arch/um/os-Linux/drivers/ethertap_kern.c
+++ b/arch/um/os-Linux/drivers/ethertap_kern.c
@@ -65,7 +65,7 @@
 	return(net_send(fd, (*skb)->data, (*skb)->len));
 }
 
-struct net_kern_info ethertap_kern_info = {
+const struct net_kern_info ethertap_kern_info = {
 	.init			= etap_init,
 	.protocol		= eth_protocol,
 	.read			= etap_read,