netdev - Re: [PATCH v2 net] sfc: fix use after free when disabling sriov

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Date:   Thu, 14 Jul 2022 03:50:14 +0000
From:   patchwork-bot+netdevbpf@...nel.org
To:     Íñigo Huguet <ihuguet@...hat.com>@ci.codeaurora.org
Cc:     ecree.xilinx@...il.com, habetsm.xilinx@...il.com,
        sshah@...arflare.com, davem@...emloft.net, edumazet@...gle.com,
        kuba@...nel.org, pabeni@...hat.com, netdev@...r.kernel.org,
        yanghliu@...hat.com
Subject: Re: [PATCH v2 net] sfc: fix use after free when disabling sriov

Hello:

This patch was applied to netdev/net.git (master)
by Jakub Kicinski <kuba@...nel.org>:

On Tue, 12 Jul 2022 08:26:42 +0200 you wrote:
> Use after free is detected by kfence when disabling sriov. What was read
> after being freed was vf->pci_dev: it was freed from pci_disable_sriov
> and later read in efx_ef10_sriov_free_vf_vports, called from
> efx_ef10_sriov_free_vf_vswitching.
> 
> Set the pointer to NULL at release time to not trying to read it later.
> 
> [...]

Here is the summary with links:
  - [v2,net] sfc: fix use after free when disabling sriov
    https://git.kernel.org/netdev/net/c/ebe41da5d47a

You are awesome, thank you!
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