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Message-Id: <164881081185.13357.12292482117653460974.git-patchwork-notify@kernel.org>
Date: Fri, 01 Apr 2022 11:00:11 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: Jean-Philippe Brucker <jean-philippe@...aro.org>
Cc: ilias.apalodimas@...aro.org, alexanderduyck@...com,
linyunsheng@...wei.com, hawk@...nel.org, davem@...emloft.net,
kuba@...nel.org, pabeni@...hat.com, netdev@...r.kernel.org
Subject: Re: [PATCH net v3] skbuff: fix coalescing for page_pool fragment
recycling
Hello:
This patch was applied to netdev/net.git (master)
by David S. Miller <davem@...emloft.net>:
On Thu, 31 Mar 2022 11:24:41 +0100 you wrote:
> Fix a use-after-free when using page_pool with page fragments. We
> encountered this problem during normal RX in the hns3 driver:
>
> (1) Initially we have three descriptors in the RX queue. The first one
> allocates PAGE1 through page_pool, and the other two allocate one
> half of PAGE2 each. Page references look like this:
>
> [...]
Here is the summary with links:
- [net,v3] skbuff: fix coalescing for page_pool fragment recycling
https://git.kernel.org/netdev/net/c/1effe8ca4e34
You are awesome, thank you!
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