[install_fw] Fix check readonly flag for target partition

install_fw.py

@@ -939,9 +939,9 @@ class XqFlash():
             fw_img.cmd = 'mtd -e "{part}" write "{bin}" "{part}"'.format(part=fw_img.partname, bin=fw_img.fn_remote)
             kernel.cmd = None
             rootfs.cmd = None
-            if 'ro' not in fw_part:
-                die(f'Cannot get readonly flag for partition "{fw_img.partname}"')
-            if fw_part['ro']:
+            #if 'ro' not in fw_part:
+            #    die(f'Cannot get readonly flag for partition "{fw_img.partname}"')
+            if 'ro' in fw_part and fw_part['ro'] == True:
                 die(f'Target partition "{fw_img.partname}" has readonly flag')
 
         self.save_all_images(req_cmd = True, prefix = "")