From: "Michael Büsch" <m@bues.ch>
To: Jia-Ju Bai <baijiaju1990@163.com>
Cc: kvalo@codeaurora.org, zajec5@gmail.com, joe@perches.com,
davem@davemloft.net, johannes.berg@intel.com,
linux-wireless@vger.kernel.org, b43-dev@lists.infradead.org,
netdev@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH] b43: Fix memory leaks in b43_bus_dev_ssb_init and b43_bus_dev_bcma_init
Date: Tue, 12 Jan 2016 06:44:47 +0100 [thread overview]
Message-ID: <20160112064447.055dcf7f@wiggum> (raw)
In-Reply-To: <1452560464-7146-1-git-send-email-baijiaju1990@163.com>
On Tue, 12 Jan 2016 09:01:04 +0800
Jia-Ju Bai <baijiaju1990@163.com> wrote:
> The memory allocated by kzalloc in b43_bus_dev_ssb_init and
> b43_bus_dev_bcma_initis not freed.
> This patch fixes the bug by adding kfree in b43_ssb_remove,
> b43_bcma_remove and error handling code of b43_bcma_probe.
>
> Thanks Michael for his suggestion.
>
> Signed-off-by: Jia-Ju Bai <baijiaju1990@163.com>
> ---
> drivers/net/wireless/b43/main.c | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/drivers/net/wireless/b43/main.c b/drivers/net/wireless/b43/main.c
> index ec013fb..2c9d9c1 100644
> --- a/drivers/net/wireless/b43/main.c
> +++ b/drivers/net/wireless/b43/main.c
> @@ -5683,6 +5683,7 @@ static int b43_bcma_probe(struct bcma_device *core)
> schedule_work(&wl->firmware_load);
>
> bcma_out:
> + kfree(dev);
> return err;
>
This is not correct. It will also free dev for the non-error exit.
--
Michael
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From: "Michael Büsch" <m@bues.ch>
To: Jia-Ju Bai <baijiaju1990@163.com>
Cc: kvalo@codeaurora.org, zajec5@gmail.com, joe@perches.com,
davem@davemloft.net, johannes.berg@intel.com,
linux-wireless@vger.kernel.org, b43-dev@lists.infradead.org,
netdev@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] b43: Fix memory leaks in b43_bus_dev_ssb_init and b43_bus_dev_bcma_init
Date: Tue, 12 Jan 2016 06:44:47 +0100 [thread overview]
Message-ID: <20160112064447.055dcf7f@wiggum> (raw)
In-Reply-To: <1452560464-7146-1-git-send-email-baijiaju1990@163.com>
[-- Attachment #1: Type: text/plain, Size: 958 bytes --]
On Tue, 12 Jan 2016 09:01:04 +0800
Jia-Ju Bai <baijiaju1990@163.com> wrote:
> The memory allocated by kzalloc in b43_bus_dev_ssb_init and
> b43_bus_dev_bcma_initis not freed.
> This patch fixes the bug by adding kfree in b43_ssb_remove,
> b43_bcma_remove and error handling code of b43_bcma_probe.
>
> Thanks Michael for his suggestion.
>
> Signed-off-by: Jia-Ju Bai <baijiaju1990@163.com>
> ---
> drivers/net/wireless/b43/main.c | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/drivers/net/wireless/b43/main.c b/drivers/net/wireless/b43/main.c
> index ec013fb..2c9d9c1 100644
> --- a/drivers/net/wireless/b43/main.c
> +++ b/drivers/net/wireless/b43/main.c
> @@ -5683,6 +5683,7 @@ static int b43_bcma_probe(struct bcma_device *core)
> schedule_work(&wl->firmware_load);
>
> bcma_out:
> + kfree(dev);
> return err;
>
This is not correct. It will also free dev for the non-error exit.
--
Michael
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next prev parent reply other threads:[~2016-01-12 5:44 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-01-12 1:01 [PATCH] b43: Fix memory leaks in b43_bus_dev_ssb_init and b43_bus_dev_bcma_init Jia-Ju Bai
2016-01-12 5:44 ` Michael Büsch [this message]
2016-01-12 5:44 ` Michael Büsch
-- strict thread matches above, loose matches on Subject: below --
2016-03-11 17:14 Sudip Mukherjee
2016-03-11 17:14 ` Sudip Mukherjee
2016-03-14 6:18 ` Kalle Valo
2016-03-14 6:18 ` Kalle Valo
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