net/can: allow errmask to be set to CAN_ERR_FLAG #17907
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For the LIN protocol, the error frame ID can be 0. This change is to ensure that all LIN error frames can pass the filter. Signed-off-by: wangjinjing1 <wangjinjing1@xiaomi.com>
jwang12340
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Donny9,
raiden00pl and
xiaoxiang781216
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Area: Networking
acassis
reviewed
Jan 14, 2026
Contributor
|
@pkarashchenko since you working with LIN, could you please a look? I'm confuse about this CAN and LIN correlation. I think they should be different things |
xiaoxiang781216
approved these changes
Jan 14, 2026
GUIDINGLI
approved these changes
Jan 19, 2026
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Summary
This change is to allow errmask to be set to CAN_ERR_FLAG, so that error frames with id 0 can also pass the err filter.
e,g, for LIN protocol, the error frame ID can be 0.
Impact
socketcan err mask