ames: fix null-deref in capped queue
@@ -400,7 +400,7 @@ _ames_recv_cb(uv_udp_t* wax_u,
{
u3_ovum* egg_u = sam_u->car_u.ext_u;
- while ( 1000 < sam_u->car_u.dep_w ) {
+ while ( egg_u && (1000 < sam_u->car_u.dep_w) ) {
u3_ovum* nex_u = egg_u->nex_u;
if ( c3__hear == u3h(egg_u->cad) ) {
