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10_OWServer: avoid warning on undefined return value in OWServer_Read

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git-svn-id: https://svn.fhem.de/fhem/trunk@7213 2b470e98-0d58-463d-a4d8-8e2adae1ed80
This commit is contained in:
borisneubert 2014-12-14 18:27:10 +00:00
parent 1c7f79308c
commit d85efd2509
1 changed files with 3 additions and 2 deletions
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5
fhem/FHEM/10_OWServer.pm
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@ -259,9 +259,10 @@ OWServer_Read($@)
close READER;
$ret= OWNet::read($hash->{DEF},$path);
$ret =~ s/^\s+//g if(defined($ret));
Log3 $hash, 5, "OWServer child read $path: $ret";
my $r= defined($ret) ? $ret : "<undefined>";
Log3 $hash, 5, "OWServer child read $path: $r";
delete $hash->{".path"};
print WRITER $ret;
print WRITER $ret if(defined($ret));
close WRITER;
# see http://forum.fhem.de/index.php?t=tree&goto=94670
# changed from