From 383ab4c62f39119f0dfbd568f3bf22ad218f53e1 Mon Sep 17 00:00:00 2001
From: Simon Rettberg
Date: Thu, 28 Mar 2019 12:11:04 +0100
Subject: [serversetup-bwlp-ipxe] PHP 5.6 compat

---
 modules-available/serversetup-bwlp-ipxe/inc/localboot.inc.php | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/modules-available/serversetup-bwlp-ipxe/inc/localboot.inc.php b/modules-available/serversetup-bwlp-ipxe/inc/localboot.inc.php
index 624d10e4..4203f931 100644
--- a/modules-available/serversetup-bwlp-ipxe/inc/localboot.inc.php
+++ b/modules-available/serversetup-bwlp-ipxe/inc/localboot.inc.php
@@ -29,10 +29,10 @@ chain -ar /tftp/sl-efi64/syslinux.efi',
 		} elseif (count($ret) < 2) {
 			$ret[] = 'EXIT';
 		}
-		if (!isset(self::BOOT_METHODS['PCBIOS'][$ret[0]])) {
+		if (null === self::BOOT_METHODS['PCBIOS'][$ret[0]]) {
 			$ret[0] = 'SANBOOT';
 		}
-		if (!isset(self::BOOT_METHODS['EFI'][$ret[1]])) {
+		if (null === self::BOOT_METHODS['EFI'][$ret[1]]) {
 			$ret[1] = 'EXIT';
 		}
 		return ['PCBIOS' => $ret[0], 'EFI' => $ret[1]];
-- 
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