Fix HTC_Reinit() return type

bin/varnishd/cache/cache.h

@@ -881,7 +881,7 @@ enum htc_status_e {
 
 void HTC_Init(struct http_conn *htc, struct ws *ws, int fd, struct vsl_log *,
     unsigned maxbytes, unsigned maxhdr);
-int HTC_Reinit(struct http_conn *htc);
+enum htc_status_e HTC_Reinit(struct http_conn *htc);
 enum htc_status_e HTC_Rx(struct http_conn *htc);
 ssize_t HTC_Read(struct http_conn *htc, void *d, size_t len);
 enum htc_status_e HTC_Complete(struct http_conn *htc);

bin/varnishd/cache/cache_center.c

@@ -204,7 +204,6 @@ enum cnt_sess_done_ret {
 static enum cnt_sess_done_ret
 cnt_sess_done(struct sess *sp, struct worker *wrk, struct req *req)
 {
-	int i;
 
 	CHECK_OBJ_NOTNULL(sp, SESS_MAGIC);
 	CHECK_OBJ_NOTNULL(wrk, WORKER_MAGIC);
@@ -258,8 +257,7 @@ cnt_sess_done(struct sess *sp, struct worker *wrk, struct req *req)
 	WS_Reset(wrk->aws, NULL);
 	req->vxid = VXID_Get(&wrk->vxid_pool);
 
-	i = HTC_Reinit(req->htc);
-	if (i == 1) {
+	if (HTC_Reinit(req->htc) == HTC_COMPLETE) {
 		req->t_req = sp->t_idle;
 		wrk->stats.sess_pipeline++;
 		return (SESS_DONE_RET_START);

bin/varnishd/cache/cache_httpconn.c

@@ -75,7 +75,7 @@ HTC_Init(struct http_conn *htc, struct ws *ws, int fd, struct vsl_log *vsl,
  * the ws somewhere, because WS_Reset only fiddles pointers.
  */
 
-int
+enum htc_status_e
 HTC_Reinit(struct http_conn *htc)
 {
 	unsigned l;