DevIo.pm: avoid endless loop in TimeoutRead (Forum #33506)

git-svn-id: svn://svn.code.sf.net/p/fhem/code/trunk@7918 2b470e98-0d58-463d-a4d8-8e2adae1ed80
2015-02-08 16:47:01 +00:00
parent 8f19232711
commit 0e4eaadeac
1 changed files with 1 additions and 1 deletions
--- a/fhem/FHEM/DevIo.pm
+++ b/fhem/FHEM/DevIo.pm
@@ -95,7 +95,7 @@ DevIo_TimeoutRead($$)
    my $nfound = select($rin, undef, undef, $timeout);
    last if($nfound <= 0);
    my $r = DevIo_DoSimpleRead($hash);
-    last if(!defined($r));
+    last if(!defined($r) || $r == "");
    $answer .= $r;
  }
  return $answer;