From d53d8fda42e1ce43852d3b4cff914ce79b5c6785 Mon Sep 17 00:00:00 2001 From: Christian Franke Date: Mon, 28 Jan 2013 07:14:43 +0100 Subject: bgpd: fix crash in soft-reconfiguration MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Commit 8692c50652 introduced a bug where bgpd would crash on soft-reconfiguration. This happens e.g. when there are filtered unicast routes because rn->info is NULL in that case, which the code did not account for. Reported-by: Paweł Staszewski Signed-off-by: Christian Franke Signed-off-by: David Lamparter --- bgpd/bgp_route.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) (limited to 'bgpd/bgp_route.c') diff --git a/bgpd/bgp_route.c b/bgpd/bgp_route.c index 8bc72d7b..fb35fab8 100644 --- a/bgpd/bgp_route.c +++ b/bgpd/bgp_route.c @@ -2643,10 +2643,10 @@ bgp_soft_reconfig_table_rsclient (struct peer *rsclient, afi_t afi, for (ain = rn->adj_in; ain; ain = ain->next) { struct bgp_info *ri = rn->info; + u_char *tag = (ri && ri->extra) ? ri->extra->tag : NULL; bgp_update_rsclient (rsclient, afi, safi, ain->attr, ain->peer, - &rn->p, ZEBRA_ROUTE_BGP, BGP_ROUTE_NORMAL, prd, - (bgp_info_extra_get (ri))->tag); + &rn->p, ZEBRA_ROUTE_BGP, BGP_ROUTE_NORMAL, prd, tag); } } @@ -2690,10 +2690,11 @@ bgp_soft_reconfig_table (struct peer *peer, afi_t afi, safi_t safi, if (ain->peer == peer) { struct bgp_info *ri = rn->info; + u_char *tag = (ri && ri->extra) ? ri->extra->tag : NULL; ret = bgp_update (peer, &rn->p, ain->attr, afi, safi, ZEBRA_ROUTE_BGP, BGP_ROUTE_NORMAL, - prd, (bgp_info_extra_get (ri))->tag, 1); + prd, tag, 1); if (ret < 0) { -- cgit v1.2.1