linux-kernel - Re: [PATCH] mips: cdmm: fix use-after-free in mips_cdmm_bus

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Date:   Fri, 27 Nov 2020 10:33:41 +0100
From:   Thomas Bogendoerfer <tsbogend@...ha.franken.de>
To:     Qinglang Miao <miaoqinglang@...wei.com>
Cc:     Serge Semin <fancer.lancer@...il.com>, linux-mips@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] mips: cdmm: fix use-after-free in mips_cdmm_bus_discover

On Fri, Nov 20, 2020 at 03:48:47PM +0800, Qinglang Miao wrote:
> kfree(dev) has been called inside put_device so anther
> kfree would cause a use-after-free bug/
> 
> Fixes: 8286ae03308c ("MIPS: Add CDMM bus support")
> Reported-by: Hulk Robot <hulkci@...wei.com>
> Signed-off-by: Qinglang Miao <miaoqinglang@...wei.com>
> ---
>  drivers/bus/mips_cdmm.c | 1 -
>  1 file changed, 1 deletion(-)

applied with braces removal to mips-next.

Thomas.

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