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From 6658bee44645724c17f6b41ab0cf146e5e0c0248 Mon Sep 17 00:00:00 2001
From: Natanael Copa <ncopa@alpinelinux.org>
Date: Wed, 1 Feb 2017 04:18:53 +0000
Subject: [PATCH 6/7] mount efivars read-only
unintentional writes to efivars may result in bricked hardware. mount it
read-only to play safe.
---
init.d/sysfs.in | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/init.d/sysfs.in b/init.d/sysfs.in
index 6d6ec62c..235aebc3 100644
--- a/init.d/sysfs.in
+++ b/init.d/sysfs.in
@@ -111,7 +111,7 @@ mount_misc()
! mountinfo -q /sys/firmware/efi/efivars; then
if grep -qs efivarfs /proc/filesystems; then
ebegin "Mounting efivarfs filesystem"
- mount -n -t efivarfs -o ${sysfs_opts} \
+ mount -n -t efivarfs -o ro,${sysfs_opts} \
efivarfs /sys/firmware/efi/efivars
eend $?
fi
--
2.11.0
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