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SubjectRe: [PATCH] net/ncsi: fix checksum validation in response packet
On 04/18/2017 02:06 AM, Gavin Shan wrote:
> On Mon, Apr 17, 2017 at 01:36:19PM -0400, David Miller wrote:
>> From: Cédric Le Goater <>
>> Date: Fri, 14 Apr 2017 10:56:37 +0200
>>> htonl was used instead of ntohl. Surely a typo.
>>> Signed-off-by: Cédric Le Goater <>
>> I don't think so, "checksum" is of type "u32" thus is in host byte
>> order. Therefore "htonl()" is correct.
> Yeah, "htonl()" is correct here. "*pchecksum" is in big-endian.
> I want to know how Cédric thinks it's a problem. I guess he might
> encounter the issue on the emulated NCSI channel by QEMU.

yes exactly. my bad. After a second look this is correct. Sorry for
the noise.

> On BCM5718 or BCM5719, the checksum in AEN and response packet
> are zero'd, meaning the software shouldn't validate it at all.




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