lib: default VRF may not exist on early exit

If we're exiting before we finished initializing, we can end up trying
to shut down a NULL vrf here.

Signed-off-by: David Lamparter <equinox@opensourcerouting.org>

diff --git a/lib/vrf.c b/lib/vrf.c
index b5f06048b784144852d10018ba06342db3edc027..a6250b31a87acaeaf5f62e568ed18da8eb7e5e9d 100644 (file)
--- a/lib/vrf.c
+++ b/lib/vrf.c
@@ -562,7 +562,8 @@ void vrf_terminate(void)
 
        /* Finally terminate default VRF */
        vrf = vrf_lookup_by_id(VRF_DEFAULT);
-       vrf_terminate_single(vrf);
+       if (vrf)
+               vrf_terminate_single(vrf);
 }
 
 int vrf_socket(int domain, int type, int protocol, vrf_id_t vrf_id,