HTTP/2: fixed excessive memory allocation for pool cleanup.
diff --git a/src/http/v2/ngx_http_v2.c b/src/http/v2/ngx_http_v2.c
index 869ce08..9df2168 100644
--- a/src/http/v2/ngx_http_v2.c
+++ b/src/http/v2/ngx_http_v2.c
@@ -251,7 +251,7 @@
         return;
     }
 
-    cln = ngx_pool_cleanup_add(c->pool, sizeof(ngx_pool_cleanup_file_t));
+    cln = ngx_pool_cleanup_add(c->pool, 0);
     if (cln == NULL) {
         ngx_http_close_connection(c);
         return;