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[209.132.180.67]) by mx.google.com with ESMTP id go5si20638005pbc.147.2014.06.23.00.53.53; Mon, 23 Jun 2014 00:53:53 -0700 (PDT) Received-SPF: none (google.com: linux-kernel-owner@vger.kernel.org does not designate permitted sender hosts) client-ip=209.132.180.67; Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752631AbaFWHxw (ORCPT + 9 others); Mon, 23 Jun 2014 03:53:52 -0400 Received: from mailout4.samsung.com ([203.254.224.34]:19384 "EHLO mailout4.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752511AbaFWHxt (ORCPT ); Mon, 23 Jun 2014 03:53:49 -0400 Received: from epcpsbgm1.samsung.com (epcpsbgm1 [203.254.230.26]) by mailout4.samsung.com (Oracle Communications Messaging Server 7u4-24.01(7.0.4.24.0) 64bit (built Nov 17 2011)) with ESMTP id <0N7M000E839N8A00@mailout4.samsung.com>; Mon, 23 Jun 2014 16:53:47 +0900 (KST) X-AuditID: cbfee61a-f79e46d00000134f-1f-53a7dd0b121f Received: from epmmp2 ( [203.254.227.17]) by epcpsbgm1.samsung.com (EPCPMTA) with SMTP id 14.A1.04943.B0DD7A35; Mon, 23 Jun 2014 16:53:47 +0900 (KST) Received: from AMDC2122.DIGITAL.local ([106.120.53.17]) by mmp2.samsung.com (Oracle Communications Messaging Server 7u4-24.01 (7.0.4.24.0) 64bit (built Nov 17 2011)) with ESMTPA id <0N7M00JX335V68O0@mmp2.samsung.com>; Mon, 23 Jun 2014 16:53:47 +0900 (KST) From: Robert Baldyga To: balbi@ti.com Cc: paulz@synopsys.com, gregkh@linuxfoundation.org, linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, m.szyprowski@samsung.com, andrzej.p@samsung.com, Robert Baldyga Subject: [PATCH 07/11] usb: dwc2/gadget: break infinite loop in endpoint disable code Date: Mon, 23 Jun 2014 09:51:26 +0200 Message-id: <1403509890-14103-8-git-send-email-r.baldyga@samsung.com> X-Mailer: git-send-email 1.9.1 In-reply-to: <1403509890-14103-1-git-send-email-r.baldyga@samsung.com> References: <1403509890-14103-1-git-send-email-r.baldyga@samsung.com> X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFprBLMWRmVeSWpSXmKPExsVy+t9jQV3uu8uDDU6sl7WY9bKdxeLg/XqL 5sXr2Swu75rDZrFoWSuzxdojd9kttk+ZzmTx4PBOdgcOj/1z17B79G1ZxeixZf9nRo/jN7Yz eXzeJBfAGsVlk5Kak1mWWqRvl8CVserqXqaCJ6wVnQ8fMjcwPmHpYuTkkBAwkZjz4Q4zhC0m ceHeerYuRi4OIYHpjBLX729gh3DamST2LlrFDlLFJqAjseX7BEYQW0RAQGL9i0tgRcwCJxgl Ov5fAGrn4BAWCJe4OlEPpIZFQFXi37TtYNt4BVwlOt+cYYLYJidx8thkVhCbU8BNYv3NhWDz hYBqFp2exj6BkXcBI8MqRtHUguSC4qT0XEO94sTc4tK8dL3k/NxNjODweia1g3Flg8UhRgEO RiUeXg235cFCrIllxZW5hxglOJiVRHgbG4BCvCmJlVWpRfnxRaU5qcWHGKU5WJTEeQ+0WgcK CaQnlqRmp6YWpBbBZJk4OKUaGHtMXFp2O0c+EPpq+O3Np3kiTBNjf3NvL/jEci4hw3LKWbcL QdNun9i94fcxJv2ZC/OfNs35lCniwj2xIegSz56bMQtK7+tmNX950vzu4JLDfm4KnFInDbb9 3Js37cfd1ev+fqjYVKj0sfL49PsnXfM2Ml4qeWYn6/XNk79l4oEvyv+em4n6L96nxFKckWio xVxUnAgAkDZ/jysCAAA= Sender: linux-kernel-owner@vger.kernel.org Precedence: list List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Removed-Original-Auth: Dkim didn't pass. X-Original-Sender: linux-kernel-owner@vger.kernel.org X-Original-Authentication-Results: mx.google.com; spf=pass (google.com: domain of patch+caf_=patchwork-forward=linaro.org@linaro.org designates 209.85.128.176 as permitted sender) smtp.mail=patch+caf_=patchwork-forward=linaro.org@linaro.org Mailing-list: list patchwork-forward@linaro.org; contact patchwork-forward+owners@linaro.org X-Google-Group-Id: 836684582541 List-Post: , List-Help: , List-Archive: List-Unsubscribe: , From: Marek Szyprowski This patch fixes possible freeze caused by infinite loop in interrupt context. Signed-off-by: Marek Szyprowski Signed-off-by: Robert Baldyga --- drivers/usb/dwc2/gadget.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/usb/dwc2/gadget.c b/drivers/usb/dwc2/gadget.c index 21d21de..2220882 100644 --- a/drivers/usb/dwc2/gadget.c +++ b/drivers/usb/dwc2/gadget.c @@ -1652,6 +1652,7 @@ static void s3c_hsotg_txfifo_flush(struct s3c_hsotg *hsotg, unsigned int idx) dev_err(hsotg->dev, "%s: timeout flushing fifo (GRSTCTL=%08x)\n", __func__, val); + break; } udelay(1);