Date: Fri, 03 Jul 2015 10:56:48 +0300 From: "Andrey V. Elsukov" <ae@FreeBSD.org> To: Kristof Provost <kp@FreeBSD.org>, koobs@FreeBSD.org Cc: freebsd-net@FreeBSD.org Subject: Re: radvd issue on CURRENT Message-ID: <55964040.4050809@FreeBSD.org> In-Reply-To: <4BA4AF18-6CC7-48A9-8035-22B3E209257A@FreeBSD.org> References: <7B00338E-6264-44FD-9A55-8E29C01467E7@FreeBSD.org> <5596192F.2050802@FreeBSD.org> <4BA4AF18-6CC7-48A9-8035-22B3E209257A@FreeBSD.org>
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On 03.07.2015 09:31, Kristof Provost wrote:
Hi Kristof,
can you test this patch instead:
Index: ip6_output.c
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
--- ip6_output.c (revision 284791)
+++ ip6_output.c (working copy)
@@ -2189,12 +2189,13 @@ ip6_getpcbopt(struct ip6_pktopts *pktopt, int opt=
n
switch (optname) {
case IPV6_PKTINFO:
- if (pktopt && pktopt->ip6po_pktinfo)
- optdata =3D (void *)pktopt->ip6po_pktinfo;
- else {
+ optdata =3D (void *)&null_pktinfo;
+ if (pktopt && pktopt->ip6po_pktinfo) {
+ bcopy(pktopt->ip6po_pktinfo, &null_pktinfo, sizeof(null_pktinfo));
+ in6_clearscope(&null_pktinfo.ipi6_addr);
+ } else {
/* XXX: we don't have to do this every time... */
bzero(&null_pktinfo, sizeof(null_pktinfo));
- optdata =3D (void *)&null_pktinfo;
}
optdatalen =3D sizeof(struct in6_pktinfo);
break;
@@ -2566,6 +2567,7 @@ ip6_setpktopt(int optname, u_char *buf, int len, s
!IN6_IS_ADDR_UNSPECIFIED(&pktinfo->ipi6_addr)) {
struct in6_ifaddr *ia;
+ in6_setscope(&pktinfo->ipi6_addr, ifp);
ia =3D in6ifa_ifpwithaddr(ifp, &pktinfo->ipi6_addr);
if (ia =3D=3D NULL)
return (EADDRNOTAVAIL);
--=20
WBR, Andrey V. Elsukov
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