bgpd: null check (Coverity 1455380)

Signed-off-by: F. Aragon <paco@voltanet.io>

diff --git a/bgpd/bgp_route.c b/bgpd/bgp_route.c
index 95e7def8fb0eadea55c0905d48ba78c532c1ccb8..888a0ca1154ff9018508b7acd2791628f74b2315 100644 (file)
--- a/bgpd/bgp_route.c
+++ b/bgpd/bgp_route.c
@@ -1318,6 +1318,8 @@ void bgp_attr_add_gshut_community(struct attr *attr)
        old = attr->community;
        gshut = community_str2com("graceful-shutdown");
 
+       assert(gshut);
+
        if (old) {
                merge = community_merge(community_dup(old), gshut);