From patchwork Tue Nov 5 10:01:14 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mauro Carvalho Chehab X-Patchwork-Id: 3141231 Return-Path: X-Original-To: patchwork-linux-media@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 9B116BEEB2 for ; Tue, 5 Nov 2013 13:04:53 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 759392061D for ; Tue, 5 Nov 2013 13:04:52 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 35DB120580 for ; Tue, 5 Nov 2013 13:04:51 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754866Ab3KENEh (ORCPT ); Tue, 5 Nov 2013 08:04:37 -0500 Received: from bombadil.infradead.org ([198.137.202.9]:43285 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754635Ab3KENDt (ORCPT ); Tue, 5 Nov 2013 08:03:49 -0500 Received: from [177.143.133.66] (helo=smtp.w2.samsung.com) by bombadil.infradead.org with esmtpsa (Exim 4.80.1 #2 (Red Hat Linux)) id 1VdgIO-0007gN-Dd; Tue, 05 Nov 2013 13:03:49 +0000 Received: from mchehab by smtp.w2.samsung.com with local (Exim 4.80.1) (envelope-from ) id 1VddSC-0007z8-64; Tue, 05 Nov 2013 08:01:44 -0200 From: Mauro Carvalho Chehab Cc: Mauro Carvalho Chehab , Linux Media Mailing List , Mauro Carvalho Chehab Subject: [PATCH v3 01/29] [media] tda9887: remove an warning when compiling for alpha Date: Tue, 5 Nov 2013 08:01:14 -0200 Message-Id: <1383645702-30636-2-git-send-email-m.chehab@samsung.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1383645702-30636-1-git-send-email-m.chehab@samsung.com> References: <1383645702-30636-1-git-send-email-m.chehab@samsung.com> To: unlisted-recipients:; (no To-header on input) Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org X-Spam-Status: No, score=-6.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=ham version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP There's no need to zero the buffer, as if the routine gets an error, rc will be different than one. That fixes the following warning: drivers/media/tuners/tda9887.c: In function 'tda9887_status': drivers/media/tuners/tda9887.c:539:2: warning: value computed is not used [-Wunused-value] While here, make fix the CodingStyle on this function. Signed-off-by: Mauro Carvalho Chehab --- drivers/media/tuners/tda9887.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/media/tuners/tda9887.c b/drivers/media/tuners/tda9887.c index 300005c535ba..9823248d743f 100644 --- a/drivers/media/tuners/tda9887.c +++ b/drivers/media/tuners/tda9887.c @@ -536,8 +536,8 @@ static int tda9887_status(struct dvb_frontend *fe) unsigned char buf[1]; int rc; - memset(buf,0,sizeof(buf)); - if (1 != (rc = tuner_i2c_xfer_recv(&priv->i2c_props,buf,1))) + rc = tuner_i2c_xfer_recv(&priv->i2c_props, buf, 1); + if (rc != 1) tuner_info("i2c i/o error: rc == %d (should be 1)\n", rc); dump_read_message(fe, buf); return 0;