Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1030196AbbEERrt (ORCPT ); Tue, 5 May 2015 13:47:49 -0400 Received: from mail-bn1bon0113.outbound.protection.outlook.com ([157.56.111.113]:51385 "EHLO na01-bn1-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1759868AbbEERrk (ORCPT ); Tue, 5 May 2015 13:47:40 -0400 Authentication-Results: spf=fail (sender IP is 192.88.158.2) smtp.mailfrom=freescale.com; freescale.mail.onmicrosoft.com; dkim=none (message not signed) header.d=none; From: Ramneek Mehresh To: CC: , , , , Ramneek Mehresh Subject: [PATCH 8/9] usb:fsl:otg: Resolve OTG crash issue with another host Date: Tue, 5 May 2015 23:28:35 +0530 Message-ID: <1430848716-32157-8-git-send-email-ramneek.mehresh@freescale.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1430848716-32157-1-git-send-email-ramneek.mehresh@freescale.com> References: <1430848716-32157-1-git-send-email-ramneek.mehresh@freescale.com> X-EOPAttributedMessage: 0 X-Forefront-Antispam-Report: CIP:192.88.158.2;CTRY:US;IPV:NLI;EFV:NLI;SFV:NSPM;SFS:(10019020)(6009001)(339900001)(199003)(189002)(2950100001)(5001960100002)(6806004)(47776003)(5001920100001)(86362001)(77096005)(50466002)(50986999)(107886002)(76176999)(105606002)(62966003)(92566002)(110136002)(77156002)(19580405001)(46102003)(33646002)(76506005)(19580395003)(50226001)(36756003)(2351001)(229853001)(87936001)(104016003)(106466001)(85426001)(48376002)(42866002)(4001430100001);DIR:OUT;SFP:1102;SCL:1;SRVR:BLUPR0301MB1570;H:az84smr01.freescale.net;FPR:;SPF:Fail;MLV:sfv;A:1;MX:1;LANG:en; MIME-Version: 1.0 Content-Type: text/plain X-Microsoft-Antispam: UriScan:;BCL:0;PCL:0;RULEID:;SRVR:BLUPR0301MB1570; X-Microsoft-Antispam-PRVS: X-Exchange-Antispam-Report-Test: UriScan:; X-Exchange-Antispam-Report-CFA-Test: BCL:0;PCL:0;RULEID:(601004)(5005006)(3002001);SRVR:BLUPR0301MB1570;BCL:0;PCL:0;RULEID:;SRVR:BLUPR0301MB1570; X-Forefront-PRVS: 0567A15835 X-OriginatorOrg: freescale.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 05 May 2015 17:47:37.6011 (UTC) X-MS-Exchange-CrossTenant-Id: 710a03f5-10f6-4d38-9ff4-a80b81da590d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=710a03f5-10f6-4d38-9ff4-a80b81da590d;Ip=[192.88.158.2];Helo=[az84smr01.freescale.net] X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: BLUPR0301MB1570 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1132 Lines: 34 Resolves kernel crash issue when a USB flash drive is inserted into USB1 port with USB2 port configured as otg. Removing "else" block so that the controller coming up in "non-otg" mode doesn't return -ENODEV. Returning "ENODEV" results in platform framework unbinding platform-drv from controller resulting in kernel crash later in hub driver Signed-off-by: Ramneek Mehresh --- drivers/usb/host/ehci-fsl.c | 3 --- 1 file changed, 3 deletions(-) diff --git a/drivers/usb/host/ehci-fsl.c b/drivers/usb/host/ehci-fsl.c index 87e4a9a..26d1bc4 100644 --- a/drivers/usb/host/ehci-fsl.c +++ b/drivers/usb/host/ehci-fsl.c @@ -180,9 +180,6 @@ static int usb_hcd_fsl_probe(const struct hc_driver *driver, } ehci_fsl->have_hcd = 1; - } else { - dev_err(&pdev->dev, "wrong operating mode\n"); - return -ENODEV; } #endif return retval; -- 1.8.3.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/