[NETNS][IPV6] addrconf - Pass the proper network namespace parameters to addrconf

This patch propagates the network namespace pointer to the address
configuration routines which need it, which means adding a new
parameter to these functions, and make them use it instead of using
the initial network namespace.

Signed-off-by: Daniel Lezcano <dlezcano@fr.ibm.com>
Signed-off-by: Benjamin Thery <benjamin.thery@bull.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/include/net/addrconf.h b/include/net/addrconf.h
index 89e3c53..232da20 100644
--- a/include/net/addrconf.h
+++ b/include/net/addrconf.h
@@ -55,9 +55,12 @@
 extern int			addrconf_init(void);
 extern void			addrconf_cleanup(void);
 
-extern int			addrconf_add_ifaddr(void __user *arg);
-extern int			addrconf_del_ifaddr(void __user *arg);
-extern int			addrconf_set_dstaddr(void __user *arg);
+extern int			addrconf_add_ifaddr(struct net *net,
+						    void __user *arg);
+extern int			addrconf_del_ifaddr(struct net *net,
+						    void __user *arg);
+extern int			addrconf_set_dstaddr(struct net *net,
+						     void __user *arg);
 
 extern int			ipv6_chk_addr(struct net *net,
 					      struct in6_addr *addr,