From 4aa80be8c952b562f710637179ed45e6da8a9563 Mon Sep 17 00:00:00 2001
From: Simon Rettberg
Date: Thu, 16 Apr 2020 12:38:25 +0200
Subject: [inc/IpUtil] parseCidr(): Handle IP-only param just like /32

---
 inc/iputil.inc.php | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/inc/iputil.inc.php b/inc/iputil.inc.php
index 5cdd583c..69311d7f 100644
--- a/inc/iputil.inc.php
+++ b/inc/iputil.inc.php
@@ -50,8 +50,15 @@ class IpUtil
 	public static function parseCidr($cidr)
 	{
 		$parts = explode('/', $cidr);
-		if (count($parts) !== 2)
-			return false;
+		if (count($parts) !== 2) {
+			$ip = ip2long($cidr);
+			if ($ip === false)
+				return false;
+			if (PHP_INT_SIZE === 4) {
+				$ip = sprintf('%u', $ip);
+			}
+			return ['start' => $ip, 'end' => $ip];
+		}
 		$ip = $parts[0];
 		$bits = $parts[1];
 		if (!is_numeric($bits) || $bits < 0 || $bits > 32)
-- 
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