From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S934497AbbIVTAO (ORCPT ); Tue, 22 Sep 2015 15:00:14 -0400 Received: from mail-wi0-f178.google.com ([209.85.212.178]:38421 "EHLO mail-wi0-f178.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S934281AbbIVS7r (ORCPT ); Tue, 22 Sep 2015 14:59:47 -0400 From: "Felipe F. Tonello" To: linux-usb@vger.kernel.org Cc: linux-kernel@vger.kernel.org, Peter Chen , Greg Kroah-Hartman , Felipe Balbi , Andrzej Pietrasiewicz , "Felipe F. Tonello" Subject: [PATCH 2/3] usb: gadget: f_midi: free usb request when done Date: Tue, 22 Sep 2015 19:59:09 +0100 Message-Id: <1442948350-31702-2-git-send-email-eu@felipetonello.com> X-Mailer: git-send-email 2.1.4 In-Reply-To: <1442948350-31702-1-git-send-email-eu@felipetonello.com> References: <1442948350-31702-1-git-send-email-eu@felipetonello.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org req->actual == req->length means that there is no data left to enqueue, so free the request. Signed-off-by: Felipe F. Tonello --- drivers/usb/gadget/function/f_midi.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/usb/gadget/function/f_midi.c b/drivers/usb/gadget/function/f_midi.c index edb84ca..e92aff5 100644 --- a/drivers/usb/gadget/function/f_midi.c +++ b/drivers/usb/gadget/function/f_midi.c @@ -258,7 +258,10 @@ f_midi_complete(struct usb_ep *ep, struct usb_request *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); + if (req->actual < req->length) + f_midi_transmit(midi, req); + else + free_ep_req(ep, req); return; } break; -- 2.1.4