===================================================================
RCS file: /cvs/cvsweb/cvsweb.cgi,v
retrieving revision 1.12
retrieving revision 1.13
diff -u -p -r1.12 -r1.13
--- cvsweb/cvsweb.cgi	1997/11/19 19:07:18	1.12
+++ cvsweb/cvsweb.cgi	1997/11/19 19:20:22	1.13
@@ -228,8 +228,7 @@ print("going to dolog($fullname)\n") if ($verbose);
 	# Display a form offering diffs between said tags
 } else {
 	# Assume it's a module name with a potential path following it.
-	($module = $where) =~ s|/.*||;
-	$xtra = $&;
+	$xtra = $& if (($module = $where) =~ s|/.*||);
 	# Is there an indexed version of modules?
 	if (open(MODULES, "$cvsroot/CVSROOT/modules")) {
 		while (<MODULES>) {