linux-kernel - RE: [PATCH net] r8152: check the informaton of the device

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Message-ID: <73dec4e9ba05452c90af9e174cacf7f8@realtek.com>
Date:   Sat, 22 May 2021 03:13:39 +0000
From:   Hayes Wang <hayeswang@...ltek.com>
To:     Greg KH <gregkh@...uxfoundation.org>
CC:     "kuba@...nel.org" <kuba@...nel.org>,
        "davem@...emloft.net" <davem@...emloft.net>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        nic_swsd <nic_swsd@...ltek.com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "linux-usb@...r.kernel.org" <linux-usb@...r.kernel.org>,
        "syzbot+95afd23673f5dd295c57@...kaller.appspotmail.com" 
        <syzbot+95afd23673f5dd295c57@...kaller.appspotmail.com>
Subject: RE: [PATCH net] r8152: check the informaton of the device

Greg KH <gregkh@...uxfoundation.org>
> Sent: Friday, May 21, 2021 5:43 PM
[...]
> We have a USB core function that does all of the above for you, why not
> use that instead?
> 
> Look at usb_find_common_endpoints() and
> usb_find_common_endpoints_reverse() and at the very least
> usb_find_bulk_in_endpoint() and related functions.  Please don't
> open-code this type of logic, it's easy to get things wrong.

Fine. Thanks.

Best Regards,
Hayes