netdev - Re: [PATCH] staging: r8188eu: Fix memory leak in firmware loading

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Message-ID: <54A784AF.1050604@lwfinger.net>
Date:	Fri, 02 Jan 2015 23:57:03 -0600
From:	Larry Finger <Larry.Finger@...inger.net>
To:	gregkh@...uxfoundation.org
CC:	netdev@...r.kernel.org, devel@...verdev.osuosl.org
Subject: Re: [PATCH] staging: r8188eu: Fix memory leak in firmware loading

On 01/02/2015 12:17 PM, Larry Finger wrote:
> The driver allocates memory to store the firmware image; however, that
> memory is never released. The kmemleak facility was used to find this
> error.
>
> Signed-off-by: Larry Finger <Larry.Finger@...inger.net>
> ---
>   drivers/staging/rtl8188eu/hal/fw.c | 1 +
>   1 file changed, 1 insertion(+)
>
> diff --git a/drivers/staging/rtl8188eu/hal/fw.c b/drivers/staging/rtl8188eu/hal/fw.c
> index 3b28754..a5b7fc4 100644
> --- a/drivers/staging/rtl8188eu/hal/fw.c
> +++ b/drivers/staging/rtl8188eu/hal/fw.c
> @@ -231,6 +231,7 @@ int rtl88eu_download_fw(struct adapter *adapt)
>   	_rtl88e_enable_fw_download(adapt, false);
>
>   	err = _rtl88e_fw_free_to_go(adapt);
> +	kfree(pfwdata);
>
>   	return err;
>   }

Greg,

Please drop this patch. Unfortunately, further testing showed that the kfree() 
call is in the wrong place. I will send V2 shortly.

Thanks,

Larry


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