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

From: Christian Lamparter
Date: Fri Nov 04 2022 - 12:52:25 EST


On 10/12/22 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@c0000: Invalid calculated CRC32: 0x88cd6f09 (expected: 0x096fcd88)
[ 8.580000] u_boot_env: probe of 18001200.spi:flash@0:partitions:partition@c0000 failed with error -22

Fixes: f955dc1445069 ("nvmem: add driver handling U-Boot environment variables")

Signed-off-by: INAGAKI Hiroshi <musashino.open@xxxxxxxxx>

Tested-by: Christian Lamparter <chunkeey@xxxxxxxxx> # PowerPC/MyBookLive