identify.c: Stash a copy of the caller's description string.

If the caller is a one-shot source then the description could well have
gone by the time we end up printing a message.

diff --git a/identify.c b/identify.c
index dd37a6a..e099fb9 100644 (file)
--- a/identify.c
+++ b/identify.c
@@ -82,6 +82,7 @@ static void id_done(id *i)
   /* --- Dispose of the block --- */
 
   REFFD_DEC(i->q.r);
+  xfree((/*unconst*/ char *)i->q.desc);
   xfree(i);
 }
 
@@ -166,6 +167,7 @@ void identify(const id_req *q)
 
   i = xmalloc(sizeof(*i));
   i->q = *q;
+  i->q.desc = xstrdup(q->desc);
   REFFD_INC(i->q.r);
 
   str_sanitize(i->host, inet_ntoa(q->rsin.sin_addr), sizeof(i->host));