From: patchwork-bot+netdevbpf@kernel.org
To: Lv Yunlong <lyl2019@mail.ustc.edu.cn>
Cc: rafal@milecki.pl, bcm-kernel-feedback-list@broadcom.com,
davem@davemloft.net, kuba@kernel.org, netdev@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] net: broadcom: bcm4908enet: Fix a double free in bcm4908_enet_dma_alloc
Date: Tue, 06 Apr 2021 23:20:09 +0000 [thread overview]
Message-ID: <161775120901.12262.16738221988151973743.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20210402174019.3679-1-lyl2019@mail.ustc.edu.cn>
Hello:
This patch was applied to netdev/net.git (refs/heads/master):
On Fri, 2 Apr 2021 10:40:19 -0700 you wrote:
> In bcm4908_enet_dma_alloc, if callee bcm4908_dma_alloc_buf_descs() failed,
> it will free the ring->cpu_addr by dma_free_coherent() and return error.
> Then bcm4908_enet_dma_free() will be called, and free the same cpu_addr
> by dma_free_coherent() again.
>
> My patch set ring->cpu_addr to NULL after it is freed in
> bcm4908_dma_alloc_buf_descs() to avoid the double free.
>
> [...]
Here is the summary with links:
- net: broadcom: bcm4908enet: Fix a double free in bcm4908_enet_dma_alloc
https://git.kernel.org/netdev/net/c/b25b343db052
You are awesome, thank you!
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prev parent reply other threads:[~2021-04-06 23:20 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-02 17:40 [PATCH] net: broadcom: bcm4908enet: Fix a double free in bcm4908_enet_dma_alloc Lv Yunlong
2021-04-06 23:20 ` patchwork-bot+netdevbpf [this message]
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