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authorJarkko Hietaniemi <jhi@iki.fi>2000-10-21 01:08:23 +0000
committerJarkko Hietaniemi <jhi@iki.fi>2000-10-21 01:08:23 +0000
commitda7f16d7c6948b48011e897c0b5589d553fbdace (patch)
tree593fa3c7331a8cf5d672d90592a5b33a8ffaca1e /ext
parent689440ec6112b0ad8e13a518cfe8f7c6b95df346 (diff)
downloadperl-da7f16d7c6948b48011e897c0b5589d553fbdace.tar.gz
Fix for ID 20000915.011, IO::Select warning for an undefined fd.
p4raw-id: //depot/perl@7384
Diffstat (limited to 'ext')
-rw-r--r--ext/IO/lib/IO/Select.pm1
1 files changed, 1 insertions, 0 deletions
diff --git a/ext/IO/lib/IO/Select.pm b/ext/IO/lib/IO/Select.pm
index e84b54f015..1a3a26fe6a 100644
--- a/ext/IO/lib/IO/Select.pm
+++ b/ext/IO/lib/IO/Select.pm
@@ -56,6 +56,7 @@ sub exists
sub _fileno
{
my($self, $f) = @_;
+ return unless defined $f;
$f = $f->[0] if ref($f) eq 'ARRAY';
($f =~ /^\d+$/) ? $f : fileno($f);
}