From c87b59ecb233a3c3136049ff89dfa9c639c15dfc Mon Sep 17 00:00:00 2001
From: Neilpang <github@byneil.com>
Date: Mon, 22 Jun 2015 22:39:35 +0800
Subject: [PATCH] a space is needed

a space is needed
---
 bin/v-add-firewall-rule | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/bin/v-add-firewall-rule b/bin/v-add-firewall-rule
index 126f62b49..56a6fcf48 100755
--- a/bin/v-add-firewall-rule
+++ b/bin/v-add-firewall-rule
@@ -52,7 +52,7 @@ is_system_enabled "$FIREWALL_SYSTEM" 'FIREWALL_SYSTEM'
 get_next_fw_rule
 validate_format 'rule'
 is_object_new '../../data/firewall/rules' 'RULE' "$rule"
-if [ ! -z "$comment"]; then
+if [ ! -z "$comment" ]; then
     validate_format 'comment'
 fi