From 2fc39b6c394df00b74a009ce3e739d0c24115b3f Mon Sep 17 00:00:00 2001
From: Lee Miller <lee.miller@tutanota.com>
Date: Wed, 6 Dec 2023 01:35:30 +0200
Subject: [PATCH] Resize root only for mmc

---
 defaults/70-rootpt-resize | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/defaults/70-rootpt-resize b/defaults/70-rootpt-resize
index bf7be2f..68960b7 100644
--- a/defaults/70-rootpt-resize
+++ b/defaults/70-rootpt-resize
@@ -6,7 +6,9 @@ if [ ! -e /etc/rootpt-resize ] \
 then
 ROOT_BLK="$(readlink -f /sys/dev/block/"$(awk -e \
 '$9=="/dev/root"{print $3}' /proc/self/mountinfo)")"
-ROOT_DISK="/dev/$(basename "${ROOT_BLK%/*}")"
+DEV_NAME=$(basename "${ROOT_BLK%/*}")
+[ ${DEV_NAME%%[0-9]*} == mmcblk ] || exit 1
+ROOT_DISK="/dev/${DEV_NAME}"
 ROOT_PART="${ROOT_BLK##*[^0-9]}"
 parted -l ---pretend-input-tty << EOI
 ok