linux-kernel - Re: [PATCH] usb: stkwebcam: update the reference count of the usb device structure

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Message-ID: <YP0HTqZIh73YBR6f@kroah.com>
Date:   Sun, 25 Jul 2021 08:40:14 +0200
From:   Greg KH <gregkh@...uxfoundation.org>
To:     Salah Triki <salah.triki@...il.com>
Cc:     Mauro Carvalho Chehab <mchehab@...nel.org>,
        linux-media@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] usb: stkwebcam: update the reference count of the usb
 device structure

On Sat, Jul 24, 2021 at 08:58:31PM +0100, Salah Triki wrote:
> Use usb_get_dev() and usb_put_dev() in order to update the reference
> count of the usb device structure.

Why?