From f32df6be5b79fa9050f5c715eb4083ef5709deb7 Mon Sep 17 00:00:00 2001
From: gnuboard <kagla@naver.com>
Date: Tue, 30 Apr 2013 11:52:43 +0900
Subject: [PATCH] =?UTF-8?q?=ED=9A=8C=EC=9B=90=EC=95=84=EC=9D=B4=EB=94=94?=
 =?UTF-8?q?=20=EB=84=98=EC=96=B4=EC=98=A4=EC=A7=80=20=EC=95=8A=EC=9D=84=20?=
 =?UTF-8?q?=EA=B2=BD=EC=9A=B0=EB=8A=94=20=EC=BF=BC=EB=A6=AC=20=EC=8B=A4?=
 =?UTF-8?q?=ED=96=89=ED=95=98=EC=A7=80=20=EC=95=8A=EC=9D=8C?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 lib/register.lib.php | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/lib/register.lib.php b/lib/register.lib.php
index 7d5d0309d..eabe40c86 100644
--- a/lib/register.lib.php
+++ b/lib/register.lib.php
@@ -28,6 +28,10 @@ function count_mb_id($reg_mb_id)
 function exist_mb_id($reg_mb_id)
 {
     global $g4;
+
+    $reg_mb_id = trim($reg_mb_id);
+    if ($reg_mb_id == "") return "";
+
     $sql = " select count(*) as cnt from `{$g4['member_table']}` where mb_id = '$reg_mb_id' ";
     $row = sql_fetch($sql);
     if ($row['cnt'])