can: m_can: m_can_isr IR_ERR_ALL_30X

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To: linux-can@xxxxxxxxxxxxxxx, Marc Kleine-Budde <mkl@xxxxxxxxxxxxxx>
Subject: can: m_can: m_can_isr IR_ERR_ALL_30X
From: Michael Anochin <anochin@xxxxxxxxxxxxxxx>
Date: Thu, 24 Feb 2022 14:54:17 +0100
Organization: Czibula und Grundmann GmbH
Reply-to: anochin@xxxxxxxxxxxxxxx
User-agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:91.0) Gecko/20100101 Thunderbird/91.6.1

In m_can_isr, in rx handling the IR_ERR_ALL_30X is used withoutchecking cdev->version > 30


if ((ir & IR_RF0N) || (ir & IR_ERR_ALL_30X))
{}

May be it is better to use IR_ERR_ALL_31X as mask for m_can_ver>30?

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