more miniobj checks

git-svn-id: http://www.varnish-cache.org/svn/trunk/varnish-cache@590 d4fa192b-c00b-0410-8231-f00ffab90ce4

bin/varnishd/cache_response.c

@@ -131,6 +131,7 @@ RES_WriteObj(struct sess *sp)
 	double dt;
 	struct timespec t_resp;
 	
+	CHECK_OBJ_NOTNULL(sp, SESS_MAGIC);
 	clock_gettime(CLOCK_REALTIME, &t_resp);
 	dt = (t_resp.tv_sec - sp->t_req.tv_sec);
 	dt += (t_resp.tv_nsec - sp->t_req.tv_nsec) * 1e-9;
@@ -158,10 +159,13 @@ RES_WriteObj(struct sess *sp)
 		http_SetHeader(sp->fd, sp->http, "Connection: close");
 	WRK_Reset(sp->wrk, &sp->fd);
 	sp->wrk->acct.hdrbytes += http_Write(sp->wrk, sp->http, 1);
+	CHECK_OBJ_NOTNULL(sp, SESS_MAGIC);
 	
 	/* XXX: conditional request handling */
 	if (sp->wantbody) {
 		TAILQ_FOREACH(st, &sp->obj->store, list) {
+			CHECK_OBJ_NOTNULL(sp, SESS_MAGIC);
+			CHECK_OBJ_NOTNULL(st, STORAGE_MAGIC);
 			assert(st->stevedore != NULL);
 			u += st->len;
 			sp->wrk->acct.bodybytes += st->len;
@@ -169,6 +173,8 @@ RES_WriteObj(struct sess *sp)
 				WRK_Write(sp->wrk, st->ptr, st->len);
 			} else {
 				st->stevedore->send(st, sp);
+				CHECK_OBJ_NOTNULL(sp, SESS_MAGIC);
+				CHECK_OBJ_NOTNULL(st, STORAGE_MAGIC);
 				sp->wrk->niov = 0;
 				sp->wrk->liov = 0;
 			}