From patchwork Fri Jul 4 09:55:05 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Javier Martinez Canillas X-Patchwork-Id: 4479621 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork1.web.kernel.org (Postfix) with ESMTP id ECDAD9F26C for ; Fri, 4 Jul 2014 09:58:39 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 3B90C2025B for ; Fri, 4 Jul 2014 09:58:39 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 40C4A20254 for ; Fri, 4 Jul 2014 09:58:38 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1X30Ea-0004Yx-VW; Fri, 04 Jul 2014 09:56:48 +0000 Received: from bhuna.collabora.co.uk ([93.93.135.160]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1X30E4-00047k-7e for linux-arm-kernel@lists.infradead.org; Fri, 04 Jul 2014 09:56:16 +0000 Received: from [127.0.0.1] (localhost [127.0.0.1]) (Authenticated sender: javier) with ESMTPSA id 8CC7A60275B From: Javier Martinez Canillas To: Lee Jones Subject: [PATCH v6 06/23] mfd: max77686: Make error checking consistent Date: Fri, 4 Jul 2014 11:55:05 +0200 Message-Id: <1404467722-26687-7-git-send-email-javier.martinez@collabora.co.uk> X-Mailer: git-send-email 2.0.0.rc2 In-Reply-To: <1404467722-26687-1-git-send-email-javier.martinez@collabora.co.uk> References: <1404467722-26687-1-git-send-email-javier.martinez@collabora.co.uk> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20140704_025616_440240_EB4ACC68 X-CRM114-Status: GOOD ( 10.68 ) X-Spam-Score: -0.0 (/) Cc: Alessandro Zummo , Krzysztof Kozlowski , Kukjin Kim , Mike Turquette , Tomeu Vizoso , devicetree@vger.kernel.org, Yadwinder Singh Brar , linux-kernel@vger.kernel.org, Liam Girdwood , Javier Martinez Canillas , Doug Anderson , Tushar Behera , Mark Brown , linux-samsung-soc@vger.kernel.org, Olof Johansson , Andreas Farber , linux-arm-kernel@lists.infradead.org X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable 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 Error checking across the driver is mostly consistent besides a few exceptions, so change these exceptions for consistency. Signed-off-by: Javier Martinez Canillas Reviewed-by: Krzysztof Kozlowski --- drivers/mfd/max77686.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/drivers/mfd/max77686.c b/drivers/mfd/max77686.c index ada4976..87fe52e 100644 --- a/drivers/mfd/max77686.c +++ b/drivers/mfd/max77686.c @@ -134,7 +134,7 @@ static int max77686_i2c_probe(struct i2c_client *i2c, max77686 = devm_kzalloc(&i2c->dev, sizeof(struct max77686_dev), GFP_KERNEL); - if (max77686 == NULL) + if (!max77686) return -ENOMEM; i2c_set_clientdata(i2c, max77686); @@ -153,8 +153,8 @@ static int max77686_i2c_probe(struct i2c_client *i2c, return ret; } - if (regmap_read(max77686->regmap, - MAX77686_REG_DEVICE_ID, &data) < 0) { + ret = regmap_read(max77686->regmap, MAX77686_REG_DEVICE_ID, &data); + if (ret < 0) { dev_err(max77686->dev, "device not found on this channel (this is not an error)\n"); return -ENODEV; @@ -180,7 +180,7 @@ static int max77686_i2c_probe(struct i2c_client *i2c, IRQF_TRIGGER_FALLING | IRQF_ONESHOT | IRQF_SHARED, 0, &max77686_irq_chip, &max77686->irq_data); - if (ret != 0) { + if (ret) { dev_err(&i2c->dev, "failed to add PMIC irq chip: %d\n", ret); goto err_unregister_i2c; } @@ -188,7 +188,7 @@ static int max77686_i2c_probe(struct i2c_client *i2c, IRQF_TRIGGER_FALLING | IRQF_ONESHOT | IRQF_SHARED, 0, &max77686_rtc_irq_chip, &max77686->rtc_irq_data); - if (ret != 0) { + if (ret) { dev_err(&i2c->dev, "failed to add RTC irq chip: %d\n", ret); goto err_del_irqc; }