[PATCH 4/4] [RTNETLINK]: Unexport global rtnl sock

[Thomas Graf <tgraf@suug.ch>]

[-- Attachment #1: unexport_rtnl --]
[-- Type: text/plain, Size: 1433 bytes --]

All references to the rtnl sock are now done via wrapper
functions, unexport it.

Signed-off-by: Thomas Graf <tgraf@suug.ch>

Index: net-2.6.19.git/include/linux/rtnetlink.h
===================================================================
--- net-2.6.19.git.orig/include/linux/rtnetlink.h
+++ net-2.6.19.git/include/linux/rtnetlink.h
@@ -574,8 +574,6 @@ extern int rtattr_parse(struct rtattr *t
 #define rtattr_parse_nested(tb, max, rta) \
 	rtattr_parse((tb), (max), RTA_DATA((rta)), RTA_PAYLOAD((rta)))
 
-extern struct sock *rtnl;
-
 struct rtnetlink_link
 {
 	int (*doit)(struct sk_buff *, struct nlmsghdr*, void *attr);
Index: net-2.6.19.git/net/core/rtnetlink.c
===================================================================
--- net-2.6.19.git.orig/net/core/rtnetlink.c
+++ net-2.6.19.git/net/core/rtnetlink.c
@@ -58,6 +58,7 @@
 #endif	/* CONFIG_NET_WIRELESS_RTNETLINK */
 
 static DEFINE_MUTEX(rtnl_mutex);
+static struct sock *rtnl;
 
 void rtnl_lock(void)
 {
@@ -95,8 +96,6 @@ int rtattr_parse(struct rtattr *tb[], in
 	return 0;
 }
 
-struct sock *rtnl;
-
 struct rtnetlink_link * rtnetlink_links[NPROTO];
 
 static const int rtm_min[RTM_NR_FAMILIES] =
@@ -802,7 +801,6 @@ EXPORT_SYMBOL(rtattr_strlcpy);
 EXPORT_SYMBOL(rtattr_parse);
 EXPORT_SYMBOL(rtnetlink_links);
 EXPORT_SYMBOL(rtnetlink_put_metrics);
-EXPORT_SYMBOL(rtnl);
 EXPORT_SYMBOL(rtnl_lock);
 EXPORT_SYMBOL(rtnl_trylock);
 EXPORT_SYMBOL(rtnl_unlock);