93_FHEM2FHEM.pm: Strange reopen loop fixed (Forum #30242)

git-svn-id: svn://svn.code.sf.net/p/fhem/code/trunk@7193 2b470e98-0d58-463d-a4d8-8e2adae1ed80

fhem/FHEM/93_FHEM2FHEM.pm

@@ -71,6 +71,11 @@ FHEM2FHEM_Define($$)
     $dev = "$dev:7072";
     $hash->{Host} = $dev;
   }
+
+  if($hash->{OLDDEF} && $hash->{OLDDEF} =~ m/^([^ \t]+)/) {; # Forum #30242
+    delete($readyfnlist{"$hash->{NAME}.$1"});
+  }
+
   $hash->{Host} = $dev;
   $hash->{portpassword} = $a[4] if(@a == 5);