PERFORCE change 39333 for review
Sam Leffler
sam at FreeBSD.org
Tue Oct 7 13:52:25 PDT 2003
http://perforce.freebsd.org/chv.cgi?CH=39333
Change 39333 by sam at sam_ebb on 2003/10/07 13:51:54
must lock route when the caller provided a route but not
interface; otherwise the subsequent unlock blows up
Affected files ...
.. //depot/projects/netperf/sys/netinet6/ip6_output.c#10 edit
Differences ...
==== //depot/projects/netperf/sys/netinet6/ip6_output.c#10 (text+ko) ====
@@ -609,6 +609,7 @@
/* XXX in6_ifstat_inc(ifp, ifs6_out_discard); */
goto bad;
}
+ /* XXX rt not locked */
ia = ifatoia6(ro->ro_rt->rt_ifa);
ifp = ro->ro_rt->rt_ifp;
ro->ro_rt->rt_use++;
@@ -694,10 +695,11 @@
* ``net'' ff00::/8).
*/
if (ifp == NULL) {
- if (ro->ro_rt == 0) {
+ if (ro->ro_rt == 0)
ro->ro_rt = rtalloc1((struct sockaddr *)
&ro->ro_dst, 0, 0UL);
- }
+ else
+ RT_LOCK(ro->ro_rt);
if (ro->ro_rt == 0) {
ip6stat.ip6s_noroute++;
error = EHOSTUNREACH;
More information about the p4-projects
mailing list