From 1aa24a9910c1cf181b5e36637cc55c2bc0cd13a1 Mon Sep 17 00:00:00 2001
From: ikenchina <ken@p1.com>
Date: Wed, 19 Apr 2017 13:25:18 +0800
Subject: [PATCH] fixed bug

---
 output_file_settings.go | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/output_file_settings.go b/output_file_settings.go
index e011f61..e7dac3c 100644
--- a/output_file_settings.go
+++ b/output_file_settings.go
@@ -33,7 +33,8 @@ func (u unitSizeVar) String() string {
 	return strconv.Itoa(int(u))
 }
 
-func (u unitSizeVar) Set(s string) error {
-	u = unitSizeVar(parseDataUnit(s))
+func (u *unitSizeVar) Set(s string) error {
+	*u = unitSizeVar(parseDataUnit(s))
 	return nil
 }
+