Fixed spawntemp data leaking into mid-level spawned entities

src/g_spawn.c

@@ -897,6 +897,9 @@ SpawnEntities(const char *mapname, char *entities, const char *spawnpoint)
 		ent->s.renderfx |= RF_IR_VISIBLE;
 	}
 
+	/* in case the last entity in the entstring has spawntemp fields */
+	memset(&st, 0, sizeof(st));
+
 	gi.dprintf("%i entities inhibited.\n", inhibit);
 
 	G_FindTeams();