netdev - Re: [PATCH net] tipc: do not write skb_shinfo frags when doing decrytion

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Date:   Sat, 24 Jul 2021 18:50:04 +0000
From:   patchwork-bot+netdevbpf@...nel.org
To:     Xin Long <lucien.xin@...il.com>
Cc:     netdev@...r.kernel.org, davem@...emloft.net, kuba@...nel.org,
        tipc-discussion@...ts.sourceforge.net, jmaloy@...hat.com,
        tuong.t.lien@...tech.com.au, sd@...asysnail.net
Subject: Re: [PATCH net] tipc: do not write skb_shinfo frags when doing decrytion

Hello:

This patch was applied to netdev/net.git (refs/heads/master):

On Fri, 23 Jul 2021 18:46:01 -0400 you wrote:
> One skb's skb_shinfo frags are not writable, and they can be shared with
> other skbs' like by pskb_copy(). To write the frags may cause other skb's
> data crash.
> 
> So before doing en/decryption, skb_cow_data() should always be called for
> a cloned or nonlinear skb if req dst is using the same sg as req src.
> While at it, the likely branch can be removed, as it will be covered
> by skb_cow_data().
> 
> [...]

Here is the summary with links:
  - [net] tipc: do not write skb_shinfo frags when doing decrytion
    https://git.kernel.org/netdev/net/c/3cf4375a0904

You are awesome, thank you!
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