From 60d1ee0490a33830168b30a1e92f8d4e43cfbb15 Mon Sep 17 00:00:00 2001
From: Adeeb Shihadeh <adeebshihadeh@gmail.com>
Date: Fri, 1 Dec 2023 22:36:37 -0800
Subject: [PATCH] SubMaster: ensure msg is always a reader (#557)

* SubMaster: ensure msg is always a reader

* fix
---
 messaging/__init__.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/messaging/__init__.py b/messaging/__init__.py
index 5767521..b09db30 100644
--- a/messaging/__init__.py
+++ b/messaging/__init__.py
@@ -187,7 +187,7 @@ class SubMaster:
       except capnp.lib.capnp.KjException:  # pylint: disable=c-extension-no-member
         data = new_message(s, 0) # lists
 
-      self.data[s] = getattr(data, s)
+      self.data[s] = getattr(data.as_reader(), s)
       self.logMonoTime[s] = 0
       self.valid[s] = data.valid