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Re: [Qemu-block] [PATCH 0/1] ahci: fix ncq aiocb-related segfault
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From: |
Stefan Hajnoczi |
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Subject: |
Re: [Qemu-block] [PATCH 0/1] ahci: fix ncq aiocb-related segfault |
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Date: |
Mon, 26 Sep 2016 17:10:40 +0100 |
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User-agent: |
Mutt/1.7.0 (2016-08-17) |
On Thu, Sep 22, 2016 at 04:10:39PM -0400, John Snow wrote:
> Fix ncq_cb to prevent a segfault on sys_reset.
>
> John Snow (1):
> ahci: clear aiocb in ncq_cb
>
> hw/ide/ahci.c | 1 +
> 1 file changed, 1 insertion(+)
>
> --
> 2.7.4
Maybe worth adding as a clarification:
The issue is when bdrv_aio_cancel() is called after ncq_cb() was already
invoked. The aiocb will be a dangling pointer.
Reviewed-by: Stefan Hajnoczi <address@hidden>
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