From e4c6f5bcbe9edbf8091584fca9fbfe82e1175dac Mon Sep 17 00:00:00 2001
From: Craig Lennox <blipvert@blipvertica.com>
Date: Sat, 27 Nov 2010 17:29:49 -0500
Subject: check that user is defined before regexp compare

---
 IkiWiki.pm | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/IkiWiki.pm b/IkiWiki.pm
index 08a3d7875..b3d47ed6a 100644
--- a/IkiWiki.pm
+++ b/IkiWiki.pm
@@ -1201,7 +1201,7 @@ sub userpage ($) {
 sub openiduser ($) {
 	my $user=shift;
 
-	if ($user =~ m!^https?://! &&
+	if (defined $user && $user =~ m!^https?://! &&
 	    eval q{use Net::OpenID::VerifiedIdentity; 1} && !$@) {
 		my $display;
 
-- 
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