From patchwork Thu Aug 15 11:58:46 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Colin King X-Patchwork-Id: 11095699 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id A1CDF13AC for ; Thu, 15 Aug 2019 11:58:54 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 9100C28895 for ; Thu, 15 Aug 2019 11:58:54 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 84C8C288A2; Thu, 15 Aug 2019 11:58:54 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 30EAE28895 for ; Thu, 15 Aug 2019 11:58:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726366AbfHOL6x (ORCPT ); Thu, 15 Aug 2019 07:58:53 -0400 Received: from youngberry.canonical.com ([91.189.89.112]:42070 "EHLO youngberry.canonical.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726109AbfHOL6x (ORCPT ); Thu, 15 Aug 2019 07:58:53 -0400 Received: from 1.general.cking.uk.vpn ([10.172.193.212] helo=localhost) by youngberry.canonical.com with esmtpsa (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.76) (envelope-from ) id 1hyEP0-0007rQ-Rv; Thu, 15 Aug 2019 11:58:46 +0000 From: Colin King To: Lars-Peter Clausen , Michael Hennerich , Stefan Popa , Jonathan Cameron , Hartmut Knaack , Peter Meerwald-Stadler , linux-iio@vger.kernel.org Cc: kernel-janitors@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH] iio: dac: ad5380: fix incorrect assignment to val Date: Thu, 15 Aug 2019 12:58:46 +0100 Message-Id: <20190815115846.21800-1-colin.king@canonical.com> X-Mailer: git-send-email 2.20.1 MIME-Version: 1.0 Sender: linux-iio-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-iio@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Colin Ian King Currently the pointer val is being incorrectly incremented instead of the value pointed to by val. Fix this by adding in the missing * indirection operator. Addresses-Coverity: ("Unused value") Fixes: c03f2c536818 ("staging:iio:dac: Add AD5380 driver") Signed-off-by: Colin Ian King Reviewed-by: Alexandru Ardelean --- drivers/iio/dac/ad5380.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/iio/dac/ad5380.c b/drivers/iio/dac/ad5380.c index 4335214800d2..2ebe08326048 100644 --- a/drivers/iio/dac/ad5380.c +++ b/drivers/iio/dac/ad5380.c @@ -220,7 +220,7 @@ static int ad5380_read_raw(struct iio_dev *indio_dev, if (ret) return ret; *val >>= chan->scan_type.shift; - val -= (1 << chan->scan_type.realbits) / 2; + *val -= (1 << chan->scan_type.realbits) / 2; return IIO_VAL_INT; case IIO_CHAN_INFO_SCALE: *val = 2 * st->vref;