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error check in serial()

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Max Baker
2003-03-05 19:29:07 +00:00
parent 947c8679c8
commit 7f2e79c634
1 changed files with 1 additions and 0 deletions
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Info/Layer2/HP.pm
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@@ -131,6 +131,7 @@ sub serial {
# procurve 2xxx have this # procurve 2xxx have this
my $serial = $hp->serial1(); my $serial = $hp->serial1();
return undef unless defined $serial;
# 4xxx dont # 4xxx dont
return undef if $serial =~ /nosuchobject/i; return undef if $serial =~ /nosuchobject/i;