linux-kernel - Re: [PATCH v2 1/2] usb: dwc3: Not set DWC3_EP_END_TRANSFER

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20220215082004.GG144890@ubuntu>
Date:   Tue, 15 Feb 2022 17:20:04 +0900
From:   Jung Daehwan <dh10.jung@...sung.com>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     Felipe Balbi <balbi@...nel.org>, linux-usb@...r.kernel.org,
        open list <linux-kernel@...r.kernel.org>,
        quic_wcheng@...cinc.com, quic_jackp@...cinc.com,
        Thinh.Nguyen@...opsys.com
Subject: Re: [PATCH v2 1/2] usb: dwc3: Not set DWC3_EP_END_TRANSFER_PENDING
 in ep cmd fails

On Tue, Feb 15, 2022 at 08:37:11AM +0100, Greg Kroah-Hartman wrote:
> On Tue, Feb 15, 2022 at 03:58:26PM +0900, Jung Daehwan wrote:
> > On Mon, Feb 14, 2022 at 12:29:49PM +0100, Greg Kroah-Hartman wrote:
> > > On Mon, Feb 14, 2022 at 08:08:52PM +0900, Daehwan Jung wrote:
> > > > It always sets DWC3_EP_END_TRANSFER_PENDING in dwc3_stop_active_transfer
> > > > even if dwc3_send_gadget_ep_cmd fails. It can cause some problems like
> > > > skipping clear stall commmand or giveback from dequeue. We fix to set it
> > > > only when ep cmd success. Additionally, We clear DWC3_EP_TRANSFER_STARTED
> > > > for next trb to start transfer not update transfer.
> > > 
> > > So is this two different changes?
> > > 
> > > > 
> > > > Signed-off-by: Daehwan Jung <dh10.jung@...sung.com>
> > > 
> > > What commit id does this fix?
> > > 
> > > thanks,
> > > 
> > > greg k-h
> > > 
> > 
> > Hi greg,
> > 
> > Below is commit id to fix.
> > 
> > commit c58d8bfc77a2c7f6ff6339b58c9fca7ae6f57e70
> > Author: Thinh Nguyen <Thinh.Nguyen@...opsys.com>
> > Date:   Wed Dec 18 18:14:44 2019 -0800
> 
> <snip>
> 
> Then please properly put that as a "Fixes:" tag in the signed-off-by
> area when you resubmit this.
> 
> thanks,
> 
> greg k-h
> 

I got it. Thanks.

Best Regards,
Jung Daehwan