netdev - Re: [PATCH net] bonding: fix ICMPv6 header handling when receiving IPv6 messages

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Message-ID: <Y2T8isE8Y4jNT6Bh@Laptop-X1>
Date:   Fri, 4 Nov 2022 19:50:34 +0800
From:   Hangbin Liu <liuhangbin@...il.com>
To:     Jay Vosburgh <jay.vosburgh@...onical.com>
Cc:     netdev@...r.kernel.org, "David S . Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        Jonathan Toppins <jtoppins@...hat.com>,
        Paolo Abeni <pabeni@...hat.com>,
        David Ahern <dsahern@...il.com>, Liang Li <liali@...hat.com>
Subject: Re: [PATCH net] bonding: fix ICMPv6 header handling when receiving
 IPv6 messages

On Fri, Nov 04, 2022 at 09:18:52AM +0100, Jay Vosburgh wrote:
> Hangbin Liu <liuhangbin@...il.com> wrote:
> 
> >On Thu, Nov 03, 2022 at 05:03:59PM +0100, Jay Vosburgh wrote:
> >> 	Briefly looking at the patch, the commit message needs updating,
> >> and I'm curious to know why pskb_may_pull can't be used.
> >
> >Oh, forgot to reply this. pskb_may_pull() need "struct sk_buff *skb" but we
> >defined "const struct sk_buff *skb" in bond_na_rcv().
> 
> 	Perhaps you could use skb_header_pointer(), similarly to what is
> done in bond_3ad_lacpdu_recv() or rlb_arp_recv()?

Cool, Thanks Jay. This saves my lumbering checking.

Cheers
Hangbin