From 4abaa46e1feeb25f4f6592f1a525c8ef6827ee1f Mon Sep 17 00:00:00 2001
From: "Kyle J. McKay" <mackyle@gmail.com>
Date: Thu, 4 Jun 2020 09:53:05 -0700
Subject: [PATCH] rpi-eeprom-update: compare versions algebraically

Use `-lt` rather than `\<` so that, for example, this:

    [ 2 -lt 17 ]

is true (whereas with `\<` in place of `-lt` it's false).

Also change an `=` comparison to `-eq` to be technically correct.

Helped-by: Tim Gover <tim.gover@raspberrypi.org>
Helped-by: MilhouseVH <milhouseVH.github@nmacleod.com>
Signed-off-by: Kyle J. McKay <mackyle@gmail.com>
---
 rpi-eeprom-update | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/rpi-eeprom-update b/rpi-eeprom-update
index fc9cfd5..f6238a6 100755
--- a/rpi-eeprom-update
+++ b/rpi-eeprom-update
@@ -272,7 +272,7 @@ checkDependencies() {
    BOARD_TYPE=$(((0x$BOARD_INFO >> 4) & 0xff))
    BOARD_REVISION=$((0x$BOARD_INFO & 0xf))
 
-   if [ ${BOARD_TYPE} = 17 ] && [ ${BOARD_REVISION} \< 4 ]; then
+   if [ ${BOARD_TYPE} -eq 17 ] && [ ${BOARD_REVISION} -lt 4 ]; then
       echo "Dedicated VL805 EEPROM detected"
       HAVE_VL805_EEPROM=1
    else
@@ -539,7 +539,7 @@ lookupVersionInfo()
    if [ "${HAVE_VL805_EEPROM}" = 1 ]; then
       getVL805UpdateVersion
       if [ -n "${VL805_CURRENT_VERSION}" ] && [ -n "${VL805_UPDATE_VERSION}" ]; then
-         if [ "${VL805_CURRENT_VERSION}" \< "${VL805_UPDATE_VERSION}" ];  then
+         if [ "$((0x${VL805_CURRENT_VERSION}))" -lt "$((0x${VL805_UPDATE_VERSION}))" ];  then
             ACTION_UPDATE_VL805=1
          else
             VL805_UPDATE_IMAGE=""