From c8057498b34db35de195e36239009dbe2bf1b0d7 Mon Sep 17 00:00:00 2001
From: Clemens Zeidler <clemens.zeidler@googlemail.com>
Date: Fri, 4 Mar 2011 21:31:11 +0000
Subject: [PATCH] One more sanity check.

git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@40810 a95241bf-73f2-0310-859d-f6bbb57e9c96
---
 src/preferences/mail/DNSQuery.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/preferences/mail/DNSQuery.cpp b/src/preferences/mail/DNSQuery.cpp
index a38f49a8c0..eec110be75 100644
--- a/src/preferences/mail/DNSQuery.cpp
+++ b/src/preferences/mail/DNSQuery.cpp
@@ -245,6 +245,9 @@ DNSTools::ConvertToDNSName(const BString& string)
 BString
 DNSTools::ConvertFromDNSName(const BString& string)
 {
+	if (string.Length() == 0)
+		return string;
+
 	BString outString = string;
 	int32 dot = string[0];
 	int32 nextDot = dot;