NULL script in default access_log

src/http/modules/ngx_http_log_module.c

diff --git a/src/http/modules/ngx_http_log_module.c b/src/http/modules/ngx_http_log_module.c
index f0fd565..ce75597 100644
--- a/src/http/modules/ngx_http_log_module.c
+++ b/src/http/modules/ngx_http_log_module.c
@@ -783,6 +783,7 @@
         return NGX_CONF_ERROR;
     }
 
+    log->script = NULL;
     log->disk_full_time = 0;
     log->error_log_time = 0;