From 2d158dde025fc7752c9f52def8384a2fbb698652 Mon Sep 17 00:00:00 2001
From: ZyX <kp-pav@yandex.ru>
Date: Sat, 1 Apr 2017 13:17:25 +0300
Subject: [PATCH] unittests: Fix linter error

---
 test/unit/helpers.lua | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/test/unit/helpers.lua b/test/unit/helpers.lua
index 7ef2fa22fc..2cea88c8c0 100644
--- a/test/unit/helpers.lua
+++ b/test/unit/helpers.lua
@@ -704,7 +704,7 @@ local function gen_itp(it)
         itp_child(wr, func)
       else
         sc.close(wr)
-        saved_child_pid = child_pid
+        local saved_child_pid = child_pid
         child_pid = nil
         itp_parent(rd, saved_child_pid, allow_failure)
       end