@@ -118,15 +118,15 @@ nrl_domainname_core (struct scratch_buffer *tmpbuf)
else
{
/* We need to preserve the hostname. */
- const char *hstname = strdupa (tmpbuf->data);
- while (__gethostbyname_r (hstname, &th,
- tmpbuf->data,
- tmpbuf->length,
+ size_t hstnamelen = strlen (tmpbuf->data) + 1;
+ while (__gethostbyname_r (tmpbuf->data, &th,
+ tmpbuf->data + hstnamelen,
+ tmpbuf->length - hstnamelen,
&h, &herror))
{
if (herror == NETDB_INTERNAL && errno == ERANGE)
{
- if (!scratch_buffer_grow (tmpbuf))
+ if (!scratch_buffer_grow_preserve (tmpbuf))
return;
}
else