From b7cb604258a3e98e8d7401112f12d7aaa829eb71 Mon Sep 17 00:00:00 2001
From: Scott Ullrich <sullrich@pfsense.org>
Date: Sat, 28 Apr 2007 19:44:30 +0000
Subject: [PATCH] MFC The aliases edit page says we allow the - and _ but the
 pattern did not match.

---
 etc/inc/util.inc | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/etc/inc/util.inc b/etc/inc/util.inc
index 8af4444c70..54dbafcef4 100644
--- a/etc/inc/util.inc
+++ b/etc/inc/util.inc
@@ -215,7 +215,7 @@ function is_validaliasname($name) {
 	if (in_array($name, $reserved, true))
 		return; /* return NULL */
 
-	if (!preg_match("/[^a-zA-Z0-9]/", $name))
+	if (!preg_match("/[^a-zA-Z0-9\-_]/", $name))
 		return true;
 	else
 		return false;
@@ -563,4 +563,4 @@ function mac_format($clientmac) {
     }
 }
 
-?>
\ No newline at end of file
+?>