1 files changed, 17 insertions, 2 deletions

diff --git a/net/tipc/addr.h b/net/tipc/addr.h
index e4f35afe3207..60b00ab93d74 100644
--- a/net/tipc/addr.h
+++ b/net/tipc/addr.h
@@ -50,18 +50,33 @@ static inline u32 tipc_cluster_mask(u32 addr)
         return addr & TIPC_CLUSTER_MASK;
 }
 
-static inline int in_own_cluster(u32 addr)
+static inline int in_own_cluster_exact(u32 addr)
 {
         return !((addr ^ tipc_own_addr) >> 12);
 }
 
 /**
+ * in_own_node - test for node inclusion; <0.0.0> always matches
+ */
+static inline int in_own_node(u32 addr)
+{
+        return (addr == tipc_own_addr) || !addr;
+}
+
+/**
+ * in_own_cluster - test for cluster inclusion; <0.0.0> always matches
+ */
+static inline int in_own_cluster(u32 addr)
+{
+        return in_own_cluster_exact(addr) || !addr;
+}
+
+/**
  * addr_domain - convert 2-bit scope value to equivalent message lookup domain
  *
  * Needed when address of a named message must be looked up a second time
  * after a network hop.
  */
-
 static inline u32 addr_domain(u32 sc)
 {
         if (likely(sc == TIPC_NODE_SCOPE))