netdev - Re: [PATCH] b43: Fix a memory leak in b43_bus_dev_ssb

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Message-ID: <20160111172153.37a9613f@wiggum>
Date:	Mon, 11 Jan 2016 17:21:53 +0100
From:	Michael Büsch <m@...s.ch>
To:	Jia-Ju Bai <baijiaju1990@....com>
Cc:	kvalo@...eaurora.org, zajec5@...il.com, joe@...ches.com,
	davem@...emloft.net, johannes.berg@...el.com,
	linux-wireless@...r.kernel.org, b43-dev@...ts.infradead.org,
	netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] b43: Fix a memory leak in b43_bus_dev_ssb_init

On Mon, 11 Jan 2016 11:37:36 +0800
Jia-Ju Bai <baijiaju1990@....com> wrote:

> The memory allocated by kzalloc in b43_bus_dev_ssb_init is not freed.
> This patch fixes the bug by adding kfree in b43_ssb_remove.
> 
> Signed-off-by: Jia-Ju Bai <baijiaju1990@....com>
> ---
>  drivers/net/wireless/b43/main.c |    1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/net/wireless/b43/main.c b/drivers/net/wireless/b43/main.c
> index ec013fb..6d251a0 100644
> --- a/drivers/net/wireless/b43/main.c
> +++ b/drivers/net/wireless/b43/main.c
> @@ -5798,6 +5798,7 @@ static void b43_ssb_remove(struct ssb_device *sdev)
>  
>  	b43_leds_unregister(wl);
>  	b43_wireless_exit(dev, wl);
> +	kfree(dev);
>  }
>  
>  static struct ssb_driver b43_ssb_driver = {



Nice catch.
The kfree is also missing in b43_bcma_remove().
And also in the error paths of b43_bcma_probe().

Can you please extend the patch to cover these, too?

-- 
Michael

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