diff --git a/sys/net/if.c b/sys/net/if.c
--- a/sys/net/if.c
+++ b/sys/net/if.c
@@ -4894,6 +4894,12 @@
 	return (IF_LLADDR(ifp));
 }
 
+struct sockaddr_dl *
+if_getaddr(const if_t ifp)
+{
+	return ((struct sockaddr_dl *)((ifp)->if_addr->ifa_addr));
+}
+
 void *
 if_gethandle(u_char type)
 {
diff --git a/sys/net/if_var.h b/sys/net/if_var.h
--- a/sys/net/if_var.h
+++ b/sys/net/if_var.h
@@ -644,6 +644,7 @@
 u_int16_t if_getvtag(struct mbuf *m);
 int if_vlantrunkinuse(if_t ifp);
 char *if_getlladdr(const if_t ifp);
+struct sockaddr_dl *if_getaddr(const if_t ifp);
 struct vnet *if_getvnet(const if_t ifp);
 void *if_gethandle(u_char);
 void if_vlancap(if_t ifp);