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01_FHEMWEB.pm: slight fix to websocket cmd return semantic

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git-svn-id: https://svn.fhem.de/fhem/trunk/fhem@19878 2b470e98-0d58-463d-a4d8-8e2adae1ed80
This commit is contained in:
rudolfkoenig 2019-07-21 10:26:47 +00:00
parent 741f1c8068
commit aedfbb4627
1 changed files with 2 additions and 1 deletions
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3
FHEM/01_FHEMWEB.pm
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@ -409,7 +409,8 @@ FW_Read($$)
}
$hash->{BUF} = "";
my $ret = FW_fC($data);
FW_addToWritebuffer($hash, FW_longpollInfo("JSON", $ret)."\n") if($ret);
FW_addToWritebuffer($hash,
FW_longpollInfo("JSON", defined($ret) ? $ret : "")."\n");
return;
}