in46a_to_sas(): Return AF_INET6 in case of IPv6 address

Change-Id: Ia2f9ac60f08823d5f7c1a76c0b7cbd65ac615e26
diff --git a/lib/in46_addr.c b/lib/in46_addr.c
index 068499c..32e0f8d 100644
--- a/lib/in46_addr.c
+++ b/lib/in46_addr.c
@@ -49,7 +49,7 @@
 		sin->sin_addr = in->v4;
 		break;
 	case 16:
-		sin6->sin6_family = AF_INET;
+		sin6->sin6_family = AF_INET6;
 		sin6->sin6_addr = in->v6;
 		break;
 	default: