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-rw-r--r--net/ipv6/anycast.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/net/ipv6/anycast.c b/net/ipv6/anycast.c
index 5a80f15a9de2..210183244689 100644
--- a/net/ipv6/anycast.c
+++ b/net/ipv6/anycast.c
@@ -383,6 +383,17 @@ bool ipv6_chk_acast_addr(struct net *net, struct net_device *dev,
return found;
}
+/* check if this anycast address is link-local on given interface or
+ * is global
+ */
+bool ipv6_chk_acast_addr_src(struct net *net, struct net_device *dev,
+ const struct in6_addr *addr)
+{
+ return ipv6_chk_acast_addr(net,
+ (ipv6_addr_type(addr) & IPV6_ADDR_LINKLOCAL ?
+ dev : NULL),
+ addr);
+}
#ifdef CONFIG_PROC_FS
struct ac6_iter_state {