[PATCH RESEND] ARM: pxa: ssp: remove kfree for memory allocated with devm_kzalloc
Chao Xie
cxie4 at marvell.com
Thu Sep 26 22:15:23 EDT 2013
> -----Original Message-----
> From: Daniel Mack [mailto:zonque at gmail.com]
> Sent: Tuesday, September 24, 2013 4:55 PM
> To: Wei Yongjun
> Cc: linux at arm.linux.org.uk; grant.likely at linaro.org; rob.herring at calxeda.com; broonie at sirena.org.uk; haojian.zhuang at gmail.com; olof at lixom.net; gregkh at linuxfoundation.org; yongjun_wei at trendmicro.com.cn; linux-arm-kernel at lists.infradead.org; Chao Xie
> Subject: Re: [PATCH RESEND] ARM: pxa: ssp: remove kfree for memory allocated with devm_kzalloc
>
> On 24.09.2013 05:35, Wei Yongjun wrote:
> From: Wei Yongjun <yongjun_wei at trendmicro.com.cn>
>
> It's not necessary to free memory allocated with devm_kzalloc
> and using kfree leads to a double free.
>
> Signed-off-by: Wei Yongjun <yongjun_wei at trendmicro.com.cn>
>
> Acked-by: Daniel Mack <zonque at gmail.com>
>
> Chao Xie wanted to work on getting rid of the "middle layer" the pxa ssp
> driver has. If that's going to happen for 3.13, it will again affect
> both the ASoC part and code in arch/arm. Therefore, I would again prefer
> if ssp patches went through Mark's ASoC tree. Chao, are you still
> planning to work on this?
>
For last month I had to work at other project.
I will continue to work at it at early Oct.
>
>
> Daniel
>
>
> ---
> arch/arm/plat-pxa/ssp.c | 1 -
> 1 file changed, 1 deletion(-)
>
> diff --git a/arch/arm/plat-pxa/ssp.c b/arch/arm/plat-pxa/ssp.c
> index 3ea0290..528143e 100644
> --- a/arch/arm/plat-pxa/ssp.c
> +++ b/arch/arm/plat-pxa/ssp.c
> @@ -250,7 +250,6 @@ static int pxa_ssp_remove(struct platform_device *pdev)
> list_del(&ssp->node);
> mutex_unlock(&ssp_lock);
>
> - kfree(ssp);
> return 0;
> }
>
>
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