From 4588840fba9bf658c336ffb2cf84df3335bdade9 Mon Sep 17 00:00:00 2001
From: spiritLHLS <103393591+spiritLHLS@users.noreply.github.com>
Date: Tue, 25 Apr 2023 14:31:00 +0800
Subject: [PATCH] Update check_kernal.sh

---
 scripts/check_kernal.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/scripts/check_kernal.sh b/scripts/check_kernal.sh
index 0e912ea..7666a3c 100644
--- a/scripts/check_kernal.sh
+++ b/scripts/check_kernal.sh
@@ -34,7 +34,7 @@ else
 fi
 
 # 查询系统是否支持
-if [ "$(cat /sys/module/kvm_intel/parameters/nested)" = "Y" ]; then
+if [ -e "/sys/module/kvm_intel/parameters/nested" ] && [ "$(cat /sys/module/kvm_intel/parameters/nested | tr '[:upper:]' '[:lower:]')" = "y" ]; then
     if lsmod | grep -q kvm; then
         _green "本机系统支持KVM硬件嵌套虚拟化"
         _green "本机符合要求：可以使用PVE虚拟化KVM服务器，并可以在开出来的KVM服务器选项中开启KVM硬件虚拟化"