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bgpd: fix dereference of null pointer in 'bgp_evpn_es_evi_show_entry'

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The bgp_evpn_es_evi_show_entry() function tries to access the vni
attribute, while the vpn structure may be null.

Signed-off-by: Philippe Guibert <philippe.guibert@6wind.com>
This commit is contained in:
Philippe Guibert 2022-11-28 10:31:58 +01:00
parent 8650fef03e
commit f7b60a3a1f
1 changed files with 2 additions and 1 deletions
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3
bgpd/bgp_evpn_mh.c
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@ -3966,7 +3966,8 @@ static void bgp_evpn_es_evi_show_entry(struct vty *vty,
json_object *json_types;
json_object_string_add(json, "esi", es_evi->es->esi_str);
json_object_int_add(json, "vni", es_evi->vpn->vni);
if (es_evi->vpn)
json_object_int_add(json, "vni", es_evi->vpn->vni);
if (es_evi->flags & (BGP_EVPNES_EVI_LOCAL |
BGP_EVPNES_EVI_REMOTE)) {