diff options
| -rw-r--r--[-rwxr-xr-x] | target/linux/ipq40xx/base-files/lib/upgrade/linksys.sh | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/target/linux/ipq40xx/base-files/lib/upgrade/linksys.sh b/target/linux/ipq40xx/base-files/lib/upgrade/linksys.sh index f1dc81f7c9..5d25c20ad7 100755..100644 --- a/target/linux/ipq40xx/base-files/lib/upgrade/linksys.sh +++ b/target/linux/ipq40xx/base-files/lib/upgrade/linksys.sh @@ -47,6 +47,14 @@ linksys_get_target_firmware() { esac } +linksys_is_factory_image() { + local board=$(board_name) + board=${board##*,} + + # check matching footer signature + tail -c 256 $1 | grep -q -i "\.LINKSYS\.........${board}" +} + platform_do_upgrade_linksys() { local magic_long="$(get_magic_long "$1")" @@ -99,4 +107,14 @@ platform_do_upgrade_linksys() { echo "writing \"$1\" image to \"$part_label\"" get_image "$1" | mtd write - "$part_label" } + + [ "$magic_long" = "d00dfeed" ] && { + if ! linksys_is_factory_image "$1"; then + echo "factory image doesn't match device" + return 1 + fi + + echo "writing \"$1\" factory image to \"$part_label\"" + get_image "$1" | mtd -e "$part_label" write - "$part_label" + } } |