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tegra: sysupgrade: remove redundant MBR check

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This is already done by get_partitions.

Signed-off-by: Tomasz Maciej Nowak <tmn505@gmail.com>
[add "redundant" to title]
Signed-off-by: Adrian Schmutzler <freifunk@adrianschmutzler.de>
This commit is contained in:
Tomasz Maciej Nowak 2020-11-25 17:33:38 +01:00 committed by Adrian Schmutzler
parent 456f5680db
commit fa9e8a008a
1 changed files with 0 additions and 13 deletions
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13
target/linux/tegra/base-files/lib/upgrade/platform.sh
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@ -1,23 +1,10 @@
REQUIRE_IMAGE_METADATA=1
get_magic_at() {
local pos="$2"
get_image "$1" | dd bs=1 count=2 skip="$pos" 2>/dev/null | hexdump -v -n 2 -e '1/1 "%02x"'
}
platform_check_image() {
local diskdev partdev diff
[ "$#" -gt 1 ] && return 1
case "$(get_magic_at "$1" 510)" in
55aa) ;;
*)
echo "Failed to verify MBR boot signature."
return 1
;;
esac
export_bootdevice && export_partdevice diskdev 0 || {
echo "Unable to determine upgrade device"
return 1