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-rw-r--r--include/net/addrconf.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/net/addrconf.h b/include/net/addrconf.h
index d89b0bc7ab7..bdcc863a60a 100644
--- a/include/net/addrconf.h
+++ b/include/net/addrconf.h
@@ -71,6 +71,10 @@ extern int ipv6_chk_addr(struct net *net,
extern int ipv6_chk_home_addr(struct net *net,
struct in6_addr *addr);
#endif
+
+extern int ipv6_chk_prefix(struct in6_addr *addr,
+ struct net_device *dev);
+
extern struct inet6_ifaddr *ipv6_get_ifaddr(struct net *net,
struct in6_addr *addr,
struct net_device *dev,