From 9b612664392cc754924ba66b839a211b1a595586 Mon Sep 17 00:00:00 2001
From: "S. Seegel" <post@seegel-systeme.de>
Date: Fri, 17 Jan 2020 22:34:42 +0000
Subject: [PATCH] catch BCD errors

---
 sensors.py | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/sensors.py b/sensors.py
index 6572ab5..a6625cf 100644
--- a/sensors.py
+++ b/sensors.py
@@ -66,8 +66,11 @@ class lacross(rawsensor):
 
         @staticmethod
         def Create(data):
-                if len(data[0]) >= 5 and len(data[0]) <= 8 and crc8(data[0]) == 0:
-                        return lacross(data)
+                if (len(data[0]) < 5) or (crc8(data[0]) <> 0):
+                    return
+                if (data[0][1] & 0x0F > 9) or (data[0][2] >> 4 > 9) or (data[0][2] & 0x0F > 9):
+                    return
+                return lacross(data)
 
 class emt7110(rawsensor):
         def __init__(self, data):