Re: bin/47433: dhcpcd gets confused by two interfaces on the same LAN with IPv6 RAs

[Taylor R Campbell <campbell+netbsd%mumble.net@localhost>]

The following reply was made to PR bin/47433; it has been noted by GNATS.

From: Taylor R Campbell <campbell+netbsd%mumble.net@localhost>
To: gnats-bugs%NetBSD.org@localhost
Cc: 
Subject: Re: bin/47433: dhcpcd gets confused by two interfaces on the same LAN 
with IPv6 RAs
Date: Fri, 11 Jan 2013 20:11:19 +0000

 The following patch seems to fix the problem.
 
 Index: external/bsd/dhcpcd/dist/ipv6rs.c
 ===================================================================
 RCS file: /cvsroot/src/external/bsd/dhcpcd/dist/ipv6rs.c,v
 retrieving revision 1.1.1.9
 diff -p -u -r1.1.1.9 ipv6rs.c
 --- external/bsd/dhcpcd/dist/ipv6rs.c  6 Dec 2012 11:11:36 -0000       1.1.1.9
 +++ external/bsd/dhcpcd/dist/ipv6rs.c  11 Jan 2013 18:59:14 -0000
 @@ -462,7 +462,8 @@ ipv6rs_handledata(_unused void *arg)
                return;
        }
        TAILQ_FOREACH(rap, &ipv6_routers, next) {
 -              if (memcmp(rap->from.s6_addr, from.sin6_addr.s6_addr,
 +              if (rap->iface == ifp &&
 +                  memcmp(rap->from.s6_addr, from.sin6_addr.s6_addr,
                    sizeof(rap->from.s6_addr)) == 0)
                        break;
        }