linux-kernel - Re: [PATCH v2] nvmem: u-boot-env: align endianness of crc32 values

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Date:   Mon, 17 Oct 2022 10:43:35 +0200
From:   Rafał Miłecki <rafal@...ecki.pl>
To:     INAGAKI Hiroshi <musashino.open@...il.com>,
        srinivas.kandagatla@...aro.org
Cc:     linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] nvmem: u-boot-env: align endianness of crc32 values

On 12.10.2022 17:51, INAGAKI Hiroshi wrote:
> This patch fixes crc32 error on Big-Endianness system by conversion of
> calculated crc32 value.
> 
> Little-Endianness system:
> 
>    obtained crc32: Little
> calculated crc32: Little
> 
> Big-Endianness system:
> 
>    obtained crc32: Little
> calculated crc32: Big
> 
> log (APRESIA ApresiaLightGS120GT-SS, RTL8382M, Big-Endianness):
> 
> [    8.570000] u_boot_env 18001200.spi:flash@0:partitions:partition@...00: Invalid calculated CRC32: 0x88cd6f09 (expected: 0x096fcd88)
> [    8.580000] u_boot_env: probe of 18001200.spi:flash@0:partitions:partition@...00 failed with error -22
> 
> Fixes: f955dc1445069 ("nvmem: add driver handling U-Boot environment variables")
> 
> Signed-off-by: INAGAKI Hiroshi <musashino.open@...il.com>

Acked-by: Rafał Miłecki <rafal@...ecki.pl>