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33_readingsGroup.pm: fixed uninitialized value warning

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git-svn-id: https://svn.fhem.de/fhem/trunk@8227 2b470e98-0d58-463d-a4d8-8e2adae1ed80
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justme-1968 2015-03-16 20:08:03 +00:00
parent f5459e4359
commit 959dc1cee2
1 changed files with 2 additions and 0 deletions
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fhem/FHEM/33_readingsGroup.pm
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@ -336,6 +336,8 @@ lookup2($$$$;$$)
$lookup = $vf;
}
return undef if( !defined($lookup) );
if( !ref($lookup) && $lookup =~ m/^{.*}$/) {
my $DEVICE = $name;
my $READING = $reading;