From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B84F2ECDE5F for ; Mon, 23 Jul 2018 12:31:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 67D0820880 for ; Mon, 23 Jul 2018 12:31:23 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 67D0820880 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=linuxfoundation.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2389511AbeGWNcU (ORCPT ); Mon, 23 Jul 2018 09:32:20 -0400 Received: from mail.linuxfoundation.org ([140.211.169.12]:46438 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2389497AbeGWNcS (ORCPT ); Mon, 23 Jul 2018 09:32:18 -0400 Received: from localhost (LFbn-1-12238-233.w90-92.abo.wanadoo.fr [90.92.53.233]) by mail.linuxfoundation.org (Postfix) with ESMTPSA id 911B6C21; Mon, 23 Jul 2018 12:31:19 +0000 (UTC) From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, "Gustavo A. R. Silva" , Richard Cochran , "David S. Miller" Subject: [PATCH 4.9 20/28] ptp: fix missing break in switch Date: Mon, 23 Jul 2018 14:25:20 +0200 Message-Id: <20180723122426.474335396@linuxfoundation.org> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20180723122425.241418073@linuxfoundation.org> References: <20180723122425.241418073@linuxfoundation.org> User-Agent: quilt/0.65 X-stable: review MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 4.9-stable review patch. If anyone has any objections, please let me know. ------------------ From: "Gustavo A. R. Silva" [ Upstream commit 9ba8376ce1e2cbf4ce44f7e4bee1d0648e10d594 ] It seems that a *break* is missing in order to avoid falling through to the default case. Otherwise, checking *chan* makes no sense. Fixes: 72df7a7244c0 ("ptp: Allow reassigning calibration pin function") Signed-off-by: Gustavo A. R. Silva Acked-by: Richard Cochran Signed-off-by: David S. Miller Signed-off-by: Greg Kroah-Hartman --- drivers/ptp/ptp_chardev.c | 1 + 1 file changed, 1 insertion(+) --- a/drivers/ptp/ptp_chardev.c +++ b/drivers/ptp/ptp_chardev.c @@ -89,6 +89,7 @@ int ptp_set_pinfunc(struct ptp_clock *pt case PTP_PF_PHYSYNC: if (chan != 0) return -EINVAL; + break; default: return -EINVAL; }