From patchwork Wed Jun 3 14:12:18 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Colin King X-Patchwork-Id: 207789 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=-9.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, USER_AGENT_GIT autolearn=unavailable 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 28EBDC433E1 for ; Wed, 3 Jun 2020 14:12:29 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 13A8720679 for ; Wed, 3 Jun 2020 14:12:29 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726039AbgFCOMX (ORCPT ); Wed, 3 Jun 2020 10:12:23 -0400 Received: from youngberry.canonical.com ([91.189.89.112]:52532 "EHLO youngberry.canonical.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725944AbgFCOMW (ORCPT ); Wed, 3 Jun 2020 10:12:22 -0400 Received: from 1.general.cking.uk.vpn ([10.172.193.212] helo=localhost) by youngberry.canonical.com with esmtpsa (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.86_2) (envelope-from ) id 1jgU7u-0006Xp-Ui; Wed, 03 Jun 2020 14:12:19 +0000 From: Colin King To: Dmitry Torokhov , Tai-hwa Liang , linux-input@vger.kernel.org, linux-kernel@vger.kernel.org Cc: kernel-janitors@vger.kernel.org Subject: [PATCH] input: sentelic: fix error return when fsp_reg_write fails Date: Wed, 3 Jun 2020 15:12:18 +0100 Message-Id: <20200603141218.131663-1-colin.king@canonical.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Sender: linux-input-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-input@vger.kernel.org From: Colin Ian King Currently when the call to fsp_reg_write fails -EIO is not being returned because the count is being returned instead of the return value in retval. Fix this by returning the value in retval instead of count. Addresses-Coverity: ("Unused value") Fixes: fc69f4a6af49 ("Input: add new driver for Sentelic Finger Sensing Pad") Signed-off-by: Colin Ian King --- drivers/input/mouse/sentelic.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/input/mouse/sentelic.c b/drivers/input/mouse/sentelic.c index e99d9bf1a267..e78c4c7eda34 100644 --- a/drivers/input/mouse/sentelic.c +++ b/drivers/input/mouse/sentelic.c @@ -441,7 +441,7 @@ static ssize_t fsp_attr_set_setreg(struct psmouse *psmouse, void *data, fsp_reg_write_enable(psmouse, false); - return count; + return retval; } PSMOUSE_DEFINE_WO_ATTR(setreg, S_IWUSR, NULL, fsp_attr_set_setreg);