From 16362f7ab20148356e34be42eccfc14a18e13b05 Mon Sep 17 00:00:00 2001
From: borisneubert <borisneubert@2b470e98-0d58-463d-a4d8-8e2adae1ed80>
Date: Sat, 26 Jan 2013 13:56:25 +0000
Subject: [PATCH] make modify keep IODev

git-svn-id: https://fhem.svn.sourceforge.net/svnroot/fhem/trunk/fhem@2568 2b470e98-0d58-463d-a4d8-8e2adae1ed80
---
 FHEM/11_OWDevice.pm | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/FHEM/11_OWDevice.pm b/FHEM/11_OWDevice.pm
index f3e2ab2b7..5508768b4 100644
--- a/FHEM/11_OWDevice.pm
+++ b/FHEM/11_OWDevice.pm
@@ -602,7 +602,7 @@ OWDevice_Define($$)
         return "Usage: define <name> OWDevice <address> [interval]"  if($#a < 2|| $#a > 3);
         my $name= $a[0];
 
-        AssignIoPort($hash);
+        AssignIoPort($hash) if(!defined($hash->{IODev}->{NAME}));
         if(defined($hash->{IODev}->{NAME})) {
           Log 3, "$name: I/O device is " . $hash->{IODev}->{NAME};
         } else {