From c6254916bab12f2fc5ef382e89584325d08bdd7e Mon Sep 17 00:00:00 2001
From: Andreas Kling <awesomekling@gmail.com>
Date: Sat, 4 Jan 2020 12:42:55 +0100
Subject: [PATCH] Base: Make /dev/hd{a,b,c,d} superuser-only

---
 Kernel/build-root-filesystem.sh | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Kernel/build-root-filesystem.sh b/Kernel/build-root-filesystem.sh
index ef9aca2441..c6b93aa86c 100755
--- a/Kernel/build-root-filesystem.sh
+++ b/Kernel/build-root-filesystem.sh
@@ -59,6 +59,10 @@ mknod mnt/dev/hda b 3 0
 mknod mnt/dev/hdb b 3 1
 mknod mnt/dev/hdc b 4 0
 mknod mnt/dev/hdd b 4 1
+for hd in a b c d; do
+    chmod 600 mnt/dev/hd$hd
+done
+
 ln -s /proc/self/fd/0 mnt/dev/stdin
 ln -s /proc/self/fd/1 mnt/dev/stdout
 ln -s /proc/self/fd/2 mnt/dev/stderr