From 00cb683def53be4b437bfb3e3a637d2d5879946c Mon Sep 17 00:00:00 2001
From: Kevin O'Connor <kevin@koconnor.net>
Date: Thu, 4 Jul 2024 17:20:36 -0400
Subject: [PATCH] serialhdl: Catch IOError in connect_canbus()
It seems the can library on Python2 can sometimes raise an IOError
exception on a failure.
Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
---
klippy/serialhdl.py | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/klippy/serialhdl.py b/klippy/serialhdl.py
index 6aee56481..30db61707 100644
--- a/klippy/serialhdl.py
+++ b/klippy/serialhdl.py
@@ -136,7 +136,7 @@ class SerialReader:
can_filters=filters,
bustype='socketcan')
bus.send(set_id_msg)
- except (can.CanError, os.error) as e:
+ except (can.CanError, os.error, IOError) as e:
logging.warning("%sUnable to open CAN port: %s",
self.warn_prefix, e)
self.reactor.pause(self.reactor.monotonic() + 5.)