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-rw-r--r--main/mkinitfs/0001-init-mount-devices-as-read-only.patch53
1 files changed, 53 insertions, 0 deletions
diff --git a/main/mkinitfs/0001-init-mount-devices-as-read-only.patch b/main/mkinitfs/0001-init-mount-devices-as-read-only.patch
new file mode 100644
index 0000000000..e0077dd7f5
--- /dev/null
+++ b/main/mkinitfs/0001-init-mount-devices-as-read-only.patch
@@ -0,0 +1,53 @@
+From 13cfce8f525fcb656044da419e03747892abd174 Mon Sep 17 00:00:00 2001
+From: Natanael Copa <ncopa@alpinelinux.org>
+Date: Tue, 21 Dec 2010 10:08:39 +0000
+Subject: [PATCH] init: mount devices as read-only
+
+---
+ initramfs-init.in | 9 +++++----
+ 1 files changed, 5 insertions(+), 4 deletions(-)
+
+diff --git a/initramfs-init.in b/initramfs-init.in
+index 2fb2626..9acf1c7 100755
+--- a/initramfs-init.in
++++ b/initramfs-init.in
+@@ -138,7 +138,7 @@ find_ovl_dev() {
+ # wait for usb to settle if needed
+ wait_usb
+ for i in usb floppy cdrom; do
+- mount /media/$i 2>/dev/null || continue
++ mount -o ro /media/$i 2>/dev/null || continue
+ ovl=$(find_ovl /media/$i)
+ [ -f "$ovl" ] && return
+ umount /media/$i 2>/dev/null
+@@ -276,7 +276,7 @@ if [ -n "$KOPT_root" ]; then
+ ;;
+ esac
+ ebegin "Mounting root"
+- retry_mount $KOPT_root $sysroot 2>/dev/null
++ retry_mount -o ro $KOPT_root $sysroot 2>/dev/null
+ eend $?
+ cat /proc/mounts | while read DEV DIR TYPE OPTS ; do
+ if [ "$DIR" != "/" -a "$DIR" != "$sysroot" -a -d "$DIR" ]; then
+@@ -302,7 +302,7 @@ if [ -n "$ALPINE_DEV_FS" ]; then
+ mount_opts="-t $ALPINE_DEV_FS"
+ fi
+
+-retry_mount $mount_opts $ALPINE_DEV $ALPINE_MNT >/dev/null 2>&1
++retry_mount -o ro $mount_opts $ALPINE_DEV $ALPINE_MNT >/dev/null 2>&1
+ eend $?
+
+ # generate apk repositories file
+@@ -329,7 +329,8 @@ if [ -n "$OVL_DEV" ]; then
+ mount_opts="-t $OVL_DEV_FS"
+ fi
+
+- retry_mount $mount_opts /dev/$OVL_DEV /media/$OVL_DEV >/dev/null 2>&1
++ retry_mount -o ro $mount_opts /dev/$OVL_DEV /media/$OVL_DEV \
++ >/dev/null 2>&1
+ ovl=$(find_ovl /media/$OVL_DEV)
+ else
+ find_ovl_dev
+--
+1.7.3.4
+