[PATCH net-2.6] uml: hard_header fix

[Stephen Hemminger <shemminger@linux-foundation.org>]

Fix hard_header for net-2.6 (2.6.23-mm1).

Please test this patch, unfortunately the tree it came from won't
build UML, so it isn't possible to give it a proper check.

Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>

--- a/arch/um/drivers/slip_kern.c	2007-10-11 13:16:07.000000000 -0700
+++ b/arch/um/drivers/slip_kern.c	2007-10-12 11:06:00.000000000 -0700
@@ -30,9 +30,7 @@ void slip_init(struct net_device *dev, v
 	slip_proto_init(&spri->slip);
 
 	dev->init = NULL;
-	dev->header_cache_update = NULL;
-	dev->hard_header_cache = NULL;
-	dev->hard_header = NULL;
+	dev->hard_header_ops = NULL;
 	dev->hard_header_len = 0;
 	dev->addr_len = 0;
 	dev->type = ARPHRD_SLIP;
--- a/arch/um/drivers/slirp_kern.c	2007-10-11 13:16:07.000000000 -0700
+++ b/arch/um/drivers/slirp_kern.c	2007-10-12 11:05:52.000000000 -0700
@@ -31,9 +31,7 @@ void slirp_init(struct net_device *dev, 
 
 	dev->init = NULL;
 	dev->hard_header_len = 0;
-	dev->header_cache_update = NULL;
-	dev->hard_header_cache = NULL;
-	dev->hard_header = NULL;
+	dev->hard_header_ops = NULL;
 	dev->addr_len = 0;
 	dev->type = ARPHRD_SLIP;
 	dev->tx_queue_len = 256;