All of lore.kernel.org
 help / color / mirror / Atom feed
From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: Felipe Balbi <felipe.balbi@linux.intel.com>
Cc: stable@vger.kernel.org, nsekhar@ti.com, rogerq@ti.com,
	januszx.dziedzic@intel.com
Subject: Re: [PATCH v4.4] usb: dwc3: gadget: delay unmap of bounced requests
Date: Wed, 12 Apr 2017 15:11:47 +0200	[thread overview]
Message-ID: <20170412131147.GB24616@kroah.com> (raw)
In-Reply-To: <20170411072815.24563-1-felipe.balbi@linux.intel.com>

On Tue, Apr 11, 2017 at 10:28:15AM +0300, Felipe Balbi wrote:
> From: Janusz Dziedzic <januszx.dziedzic@intel.com>
> 
> commit de288e36fe33f7e06fa272bc8e2f85aa386d99aa upstream.
> 
> In the case of bounced ep0 requests, we must delay DMA operation until
> after ->complete() otherwise we might overwrite contents of req->buf.
> 
> This caused problems with RNDIS gadget.
> 
> Cc: <stable@vger.kernel.org> # v4.4 v4.9
> Fixes: d62145929992 ("usb: dwc3: gadget: always unmap EP0 requests")
> Signed-off-by: Janusz Dziedzic <januszx.dziedzic@intel.com>
> Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
> ---
> 
> this should apply cleanly to today's v4.4-stable. Thanks

Thanks for the backport, now applied.

greg k-h

      reply	other threads:[~2017-04-12 13:11 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-04-11  7:28 [PATCH v4.4] usb: dwc3: gadget: delay unmap of bounced requests Felipe Balbi
2017-04-12 13:11 ` Greg Kroah-Hartman [this message]

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20170412131147.GB24616@kroah.com \
    --to=gregkh@linuxfoundation.org \
    --cc=felipe.balbi@linux.intel.com \
    --cc=januszx.dziedzic@intel.com \
    --cc=nsekhar@ti.com \
    --cc=rogerq@ti.com \
    --cc=stable@vger.kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.