lib/in46_addr: Avoid ASSERT() when in46a_ntop() is called on uninitialized address
Change-Id: I42d41ec1370b9cc15d372b649d8e1bc78e76af9b
diff --git a/lib/in46_addr.c b/lib/in46_addr.c
index 6864c64..4b5fd64 100644
--- a/lib/in46_addr.c
+++ b/lib/in46_addr.c
@@ -62,7 +62,14 @@
/*! Convenience wrapper around inet_ntop() for \ref in46_addr */
const char *in46a_ntop(const struct in46_addr *in, char *dst, socklen_t dst_size)
{
- int af = in46a_to_af(in);
+ int af;
+
+ if (!in || in->len == 0) {
+ strncpy(dst, "UNDEFINED", dst_size);
+ return dst;
+ }
+
+ af = in46a_to_af(in);
if (af < 0)
return NULL;