openslp/openslp.emptyanswer.diff

21 lines
936 B
Diff

--- slpd/slpd_incoming.c.orig 2006-11-16 12:19:04.000000000 +0100
+++ slpd/slpd_incoming.c 2006-11-16 12:22:00.000000000 +0100
@@ -251,10 +251,16 @@
sock->state = SOCKET_CLOSE;
break;
default:
+ if (!sock->sendbuf || sock->sendbuf->end == sock->sendbuf->start)
+ {
+ /* no answer available, just close socket */
+ sock->state = SOCKET_CLOSE;
+ break;
+ }
/* some clients cannot cope with the OVERFLOW
* bit set on a TCP stream, so always clear it
*/
- if (sock->sendbuf && sock->sendbuf->end - sock->sendbuf->start > 5)
+ if (sock->sendbuf->end - sock->sendbuf->start > 5)
{
if (sock->sendbuf->start[0] == 1)
sock->sendbuf->start[4] &= ~SLPv1_FLAG_OVERFLOW;