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From: Shuah Khan <skhan@linuxfoundation.org>
To: Hangyu Hua <hbh25y@gmail.com>,
	valentina.manea.m@gmail.com, shuah@kernel.org,
	gregkh@linuxfoundation.org, khoroshilov@ispras.ru
Cc: linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org,
	Shuah Khan <skhan@linuxfoundation.org>
Subject: Re: [PATCH v3] usb: usbip: fix a refcount leak in stub_probe()
Date: Tue, 12 Apr 2022 08:44:34 -0600	[thread overview]
Message-ID: <7d8a7ae5-9553-bcf3-55d8-57d5df6375f4@linuxfoundation.org> (raw)
In-Reply-To: <20220412020257.9767-1-hbh25y@gmail.com>

On 4/11/22 8:02 PM, Hangyu Hua wrote:
> usb_get_dev() is called in stub_device_alloc(). When stub_probe() fails
> after that, usb_put_dev() needs to be called to release the reference.
> 
> Fix this by moving usb_put_dev() to sdev_free error path handling.
> 
> Find this by code review.
> 
> Fixes: 3ff67445750a ("usbip: fix error handling in stub_probe()")
> Signed-off-by: Hangyu Hua <hbh25y@gmail.com>
> Reviewed-by: Shuah Khan <skhan@linuxfoundation.org>
> ---
> 
> v2: add more description of this patch.
> 
> v3: add how to find the problem.
> 

Thank you.

Greg, Please pick this patch up.

thanks,
-- Shuah

      reply	other threads:[~2022-04-12 14:44 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-04-12  2:02 Hangyu Hua
2022-04-12 14:44 ` Shuah Khan [this message]

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