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Date:   Fri, 28 Oct 2022 12:29:32 +0200
From:   Marc Kleine-Budde <>
To:     Geert Uytterhoeven <>
Cc:     Wolfgang Grandegger <>,
        Biju Das <>,
        Ulrich Hecht <>,,,
Subject: Re: [PATCH] can: rcar_canfd: Add missing ECC error checks for
 channels 2-7

On 28.10.2022 12:06:45, Geert Uytterhoeven wrote:
> When introducing support for R-Car V3U, which has 8 instead of 2
> channels, the ECC error bitmask was extended to take into account the
> extra channels, but rcar_canfd_global_error() was not updated to act
> upon the extra bits.
> Replace the RCANFD_GERFL_EEF[01] macros by a new macro that takes the
> channel number, fixing R-Car V3U while simplifying the code.
> Fixes: 45721c406dcf50d4 ("can: rcar_canfd: Add support for r8a779a0 SoC")
> Signed-off-by: Geert Uytterhoeven <>

Is this stable material?


Pengutronix e.K.                 | Marc Kleine-Budde           |
Embedded Linux                   |  |
Vertretung West/Dortmund         | Phone: +49-231-2826-924     |
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