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Re: [PATCH v2 2/3] usb: gadget: f_midi: free usb request when done

From Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Newsgroups linux.kernel
Subject Re: [PATCH v2 2/3] usb: gadget: f_midi: free usb request when done
Date 2015-09-23 15:20 +0200
Message-ID <qbS7L-5di-5@gated-at.bofh.it> (permalink)
References <qbR23-3Gg-27@gated-at.bofh.it>
Organization linux.* mail to news gateway

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Hello.

On 9/23/2015 3:01 PM, Felipe F. Tonello wrote:

> req->actual == req->length means that there is no data left to enqueue,
> so free the request.
>
> Signed-off-by: Felipe F. Tonello <eu@felipetonello.com>
> ---
>
> Changes in v2:
>   * Re enqueue not fully completed requests, instead of read ALSA buffers.
>
>   drivers/usb/gadget/function/f_midi.c | 10 ++++++----
>   1 file changed, 6 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/usb/gadget/function/f_midi.c b/drivers/usb/gadget/function/f_midi.c
> index edb84ca..62356cf 100644
> --- a/drivers/usb/gadget/function/f_midi.c
> +++ b/drivers/usb/gadget/function/f_midi.c
> @@ -256,10 +256,12 @@ f_midi_complete(struct usb_ep *ep, struct usb_request *req)
>   			/* We received stuff. req is queued again, below */
>   			f_midi_handle_out_data(ep, req);
>   		} else if (ep == midi->in_ep) {
> -			/* Our transmit completed. See if there's more to go.
> -			 * f_midi_transmit eats req, don't queue it again. */
> -			f_midi_transmit(midi, req);
> -			return;
> +			/* Our transmit completed. If there is no more to go,
> +			   don't queue it again. */

    The preferred multi-line comment style is this:

/*
  * bla
  * bla
  */

MBR, Sergei

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Thread

[PATCH v2 2/3] usb: gadget: f_midi: free usb request when done "Felipe F. Tonello" <eu@felipetonello.com> - 2015-09-23 14:10 +0200
  Re: [PATCH v2 2/3] usb: gadget: f_midi: free usb request when done Sergei Shtylyov <sergei.shtylyov@cogentembedded.com> - 2015-09-23 15:20 +0200
  Re: [PATCH v2 2/3] usb: gadget: f_midi: free usb request when done Clemens Ladisch <clemens@ladisch.de> - 2015-09-24 08:50 +0200
  Re: [PATCH v2 2/3] usb: gadget: f_midi: free usb request when done Felipe Tonello <eu@felipetonello.com> - 2015-09-25 11:30 +0200

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