diff options
| -rw-r--r-- | bgpd/bgp_attr.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/bgpd/bgp_attr.c b/bgpd/bgp_attr.c index 1321ab32c0..cca2ca2b0f 100644 --- a/bgpd/bgp_attr.c +++ b/bgpd/bgp_attr.c @@ -421,6 +421,9 @@ static struct transit *transit_intern(struct transit *transit) static void transit_unintern(struct transit **transit) { + if (!*transit) + return; + if ((*transit)->refcnt) (*transit)->refcnt--; @@ -1186,6 +1189,7 @@ void bgp_attr_unintern_sub(struct attr *attr) struct cluster_list *cluster; struct lcommunity *lcomm = NULL; struct community *comm = NULL; + struct transit *transit; /* aspath refcount shoud be decrement. */ aspath_unintern(&attr->aspath); @@ -1211,12 +1215,9 @@ void bgp_attr_unintern_sub(struct attr *attr) cluster_unintern(&cluster); bgp_attr_set_cluster(attr, NULL); - struct transit *transit = bgp_attr_get_transit(attr); - - if (transit) { - transit_unintern(&transit); - bgp_attr_set_transit(attr, transit); - } + transit = bgp_attr_get_transit(attr); + transit_unintern(&transit); + bgp_attr_set_transit(attr, NULL); if (attr->encap_subtlvs) encap_unintern(&attr->encap_subtlvs, ENCAP_SUBTLV_TYPE); |