unattended-lte-firmware-upgrade: try without extra reset

Testing with R11e-LTE6 I can see the interface being reset by the
upgrade. So the extra reset is no longer required? Trying without.

Author: eworm-de

unattended-lte-firmware-upgrade

@@ -18,16 +18,23 @@
   :if ([ :typeof $Firmware ] = "array") do={
     :if (($Firmware->"installed") != ($Firmware->"latest")) do={
       :log info ("Scheduling LTE firmware upgrade for interface " . $IntName . ".");
+
       :global LTEFirmwareUpgrade do={
         :global LTEFirmwareUpgrade;
         :set LTEFirmwareUpgrade;
+
+        :local Firmware;
         /system/scheduler/remove ($1 . "-firmware-upgrade");
         /interface/lte/firmware-upgrade $1 upgrade=yes;
-        :log info ("LTE firmware upgrade finished, waiting for installation before reset.");
+        :log info ("LTE firmware upgrade on '" . $1 . "' finished, waiting for reset.");
         :delay 150s;
-        /interface/lte/at-chat $1 input="AT+RESET";
-        :log info ("Reset device, waiting to finish and reconnect.");
+        :set Firmware [ /interface/lte/firmware-upgrade $1 once as-value ];
+        :if (($Firmware->"installed") != ($Firmware->"latest")) do={
+          :log warning ("LTE firmware versions still differ. Resetting again...");
+          /interface/lte/at-chat $1 input="AT+RESET";
+        }
       }
+
       /system/scheduler/add name=($IntName . "-firmware-upgrade") start-time=startup interval=2s \
         on-event=(":global LTEFirmwareUpgrade; \$LTEFirmwareUpgrade \"" . $IntName . "\";");
     } else={