Re: [PATCH net-next v2 1/1] ppp: Fix KMSAN warning by initializing 2-byte header

Jakub Kicinski <[email protected]>
Newsgroups gmane.linux.ppp,gmane.linux.kernel.bpf,gmane.linux.network,gmane.linux.kernel
Message-ID <[email protected]> 
On Tue, 25 Feb 2025 07:20:08 +0800 Jiayuan Chen wrote:
> I apologize for the mistake, I've investigated the original maintainer's
> user-space PPP implementation and libpcap's behavior, and found that
> initializing the first byte to 0 or 1 is necessary, it indicates
> direction, which is used in libpcap to distinguish between inbound and
> outbound traffic.
> For more details, please refer to the cover letter of my v3 patch.
> 
> https://lore.kernel.org/linux-ppp/[email protected]/T/#t

You can still use the htons() there, it's cleaner.
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