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Description:
Fix issue where udptunnel was failing to receive packets sent to a multicast
address. (See #254834).
.
Patch forwarded to "lennox@cs.columbia.edu" as the upstream does not have a
bug tracker.
Author: Chinmay Singh <singh_chinmay@extenprise.net>
Bug-Debian: https://bugs.debian.org/254834
Forwarded: yes
Last-Update: 2023-09-07
--- udptunnel-1.1.orig/udptunnel.c
+++ udptunnel-1.1/udptunnel.c
@@ -217,7 +217,7 @@
(*relays)[i].udpaddr.sin_port = htons(udpport + i);
(*relays)[i].udpaddr.sin_family = AF_INET;
(*relays)[i].udp_ttl = udpttl;
- (*relays)[i].multicast_udp = IN_MULTICAST(htons(udpaddr.s_addr));
+ (*relays)[i].multicast_udp = IN_MULTICAST(htonl(udpaddr.s_addr));
(*relays)[i].tcpaddr.sin_addr = tcpaddr;
(*relays)[i].tcpaddr.sin_port = htons(tcpport + i);
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