init: cleanup flash; execute real script not wrapper

packages/sysutils/busybox/scripts/init

@@ -548,6 +548,17 @@ mount_flash() {
   fi
 }
 
+cleanup_flash() {
+  progress "Cleaning up flash (if required)"
+
+  if [ -f /flash/pieeprom.upd ]; then
+    mount -o remount,rw /flash
+    rm -f /flash/pieeprom.bin /flash/pieeprom.upd
+    rm -f /flash/recovery.bin /flash/recovery.[0-9][0-9][0-9] /flash/RECOVERY.[0-9][0-9][0-9]
+    mount -o remount,ro /flash
+  fi
+}
+
 mount_storage() {
   progress "Mounting storage"
 
@@ -1072,6 +1083,7 @@ for BOOT_STEP in \
     set_consolefont \
     check_disks \
     mount_flash \
+    cleanup_flash \
     update_bootmenu \
     load_splash \
     mount_storage \