From: Greg KH <gregkh@linuxfoundation.org>
To: "Zhang, Qiang" <Qiang.Zhang@windriver.com>
Cc: "balbi@kernel.org" <balbi@kernel.org>,
"linux-usb@vger.kernel.org" <linux-usb@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: 回复: 回复: [PATCH v2] usb: gadget: function: printer: fix use-after-free in __lock_acquire
Date: Thu, 18 Jun 2020 10:28:18 +0200 [thread overview]
Message-ID: <20200618082818.GA1058534@kroah.com> (raw)
In-Reply-To: <DM5PR11MB20589EB35828F823826FF4B3FF830@DM5PR11MB2058.namprd11.prod.outlook.com>
On Wed, Jun 10, 2020 at 04:58:44AM +0000, Zhang, Qiang wrote:
> cdev object reference count and "struct printer_dev" object
> reference count(kref), This two reference counts do not conflict. in
> file usb-skeleton.c also used a similar method, "struct usb_skel"
> contains kref members.
I do not understand what you are referring to here, sorry.
greg k-h
prev parent reply other threads:[~2020-06-18 8:28 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-06-08 7:16 [PATCH v2] usb: gadget: function: printer: fix use-after-free in __lock_acquire qiang.zhang
2020-06-08 7:33 ` Greg KH
2020-06-09 9:35 ` 回复: " Zhang, Qiang
2020-06-09 9:48 ` Greg KH
2020-06-10 4:58 ` 回复: " Zhang, Qiang
2020-06-18 8:28 ` Greg KH [this message]
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