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bgpd: do not crash when removing ip vpn entries

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when removing bgp instance, the parsing of rm->info contexts must be
protected. Also, the main level of hierarchy of rds must not be
allocated more than once.

Signed-off-by: Philippe Guibert <philippe.guibert@6wind.com>
This commit is contained in:
Philippe Guibert 2019-01-21 17:19:53 +01:00
parent e228ca1247
commit c7d14ba67c
1 changed files with 3 additions and 2 deletions
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5
bgpd/bgp_route.c
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@ -5081,6 +5081,9 @@ void bgp_static_delete(struct bgp *bgp)
bgp_static =
bgp_node_get_bgp_static_info(
rm);
if (!bgp_static)
continue;
bgp_static_withdraw_safi(
bgp, &rm->p, AFI_IP, safi,
(struct prefix_rd *)&rn->p);
@ -5257,8 +5260,6 @@ int bgp_static_set_safi(afi_t afi, safi_t safi, struct vty *vty,
if (!bgp_node_has_bgp_path_info_data(prn))
bgp_node_set_bgp_table_info(prn,
bgp_table_init(bgp, afi, safi));
else
bgp_unlock_node(prn);
table = bgp_node_get_bgp_table_info(prn);
rn = bgp_node_get(table, &p);