Whenever a directory contained a file that couldn't be stat()ed by nginx

(e.g. due to EACCESS), the fancyindex module would produce an error and
wouldn't generate any response to the user.

The new behavior is to log a non-critical error and keep serving the page
anyway.

Signed-off-by: Benoit Sigoure <tsunanet@gmail.com>
Signed-off-by: Adrian Perez <aperez@igalia.com>

ngx_http_fancyindex_module.c

@@ -354,9 +354,9 @@ make_content_buf(
                 ngx_int_t err = ngx_errno;
 
                 if (err != NGX_ENOENT) {
-                    ngx_log_error(NGX_LOG_CRIT, r->connection->log, err,
+                    ngx_log_error(NGX_LOG_ERR, r->connection->log, err,
                             ngx_de_info_n " \"%s\" failed", filename);
-                    return ngx_http_fancyindex_error(r, &dir, &path);
+                    continue;
                 }
 
                 if (ngx_de_link_info(filename, &dir) == NGX_FILE_ERROR) {