style fix
diff --git a/src/http/ngx_http_upstream.c b/src/http/ngx_http_upstream.c
index 8ee5aea..2f295c2 100644
--- a/src/http/ngx_http_upstream.c
+++ b/src/http/ngx_http_upstream.c
@@ -2975,8 +2975,7 @@
         time_t  valid;
 
         ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
-                       "http upstream cache fd: %d",
-                       r->cache->file.fd);
+                       "http upstream cache fd: %d", r->cache->file.fd);
 
         if (rc == NGX_HTTP_BAD_GATEWAY || rc == NGX_HTTP_GATEWAY_TIME_OUT) {