return NGX_OK instead

Author: splitice

src/ngx_http_lua_io_input_filter.c

@@ -26,7 +26,7 @@ ngx_http_lua_io_read_chunk(void *data, ngx_buf_t *buf, size_t size)
     }
 
     if(file_ctx->buf_in == NULL) {
-        return NGX_ERROR;
+        return NGX_OK;
     }
 
     if (size >= rest) {
@@ -69,7 +69,7 @@ ngx_http_lua_io_read_line(void *data, ngx_buf_t *buf, size_t size)
 #endif
 
     if(file_ctx->buf_in == NULL) {
-        return NGX_ERROR;
+        return NGX_OK;
     }
 
     while (size--) {
@@ -107,7 +107,7 @@ ngx_http_lua_io_read_all(void *data, ngx_buf_t *buf, size_t size)
     ngx_http_lua_io_file_ctx_t *file_ctx = data;
 
     if(file_ctx->buf_in == NULL) {
-        return NGX_ERROR;
+        return NGX_OK;
     }
 
     file_ctx->buf_in->buf->last += size;