From patchwork Mon Feb 22 14:08:23 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Laxman Dewangan X-Patchwork-Id: 8378101 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 3CB30C0553 for ; Mon, 22 Feb 2016 14:50:55 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 3BE1F204D1 for ; Mon, 22 Feb 2016 14:50:51 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 52B3C20450 for ; Mon, 22 Feb 2016 14:50:50 +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 1aXrnH-0008EH-RS; Mon, 22 Feb 2016 14:48:59 +0000 Received: from hqemgate15.nvidia.com ([216.228.121.64]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1aXrQB-0006eQ-6J for linux-arm-kernel@lists.infradead.org; Mon, 22 Feb 2016 14:25:08 +0000 Received: from hqnvupgp08.nvidia.com (Not Verified[216.228.121.13]) by hqemgate15.nvidia.com id ; Mon, 22 Feb 2016 06:24:35 -0800 Received: from hqemhub03.nvidia.com ([172.20.150.15]) by hqnvupgp08.nvidia.com (PGP Universal service); Mon, 22 Feb 2016 06:24:44 -0800 X-PGP-Universal: processed; by hqnvupgp08.nvidia.com on Mon, 22 Feb 2016 06:24:44 -0800 Received: from ldewanganubuntu-System-Product-Name.nvidia.com (172.20.144.16) by hqemhub03.nvidia.com (172.20.150.15) with Microsoft SMTP Server (TLS) id 8.3.406.0; Mon, 22 Feb 2016 06:24:46 -0800 From: Laxman Dewangan To: , , , , , , , , , Subject: [PATCH 34/61] gpio: pcf857x: Use devm_gpiochip_add_data() for gpio registration Date: Mon, 22 Feb 2016 19:38:23 +0530 Message-ID: <1456150130-2668-35-git-send-email-ldewangan@nvidia.com> X-Mailer: git-send-email 2.1.4 In-Reply-To: <1456150130-2668-1-git-send-email-ldewangan@nvidia.com> References: <1456150130-2668-1-git-send-email-ldewangan@nvidia.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20160222_062507_423860_482F5204 X-CRM114-Status: GOOD ( 10.28 ) X-Spam-Score: -6.9 (------) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-tegra@vger.kernel.org, linux-doc@vger.kernel.org, gregkh@linuxfoundation.org, patches@opensource.wolfsonmicro.com, linux-kernel@vger.kernel.org, linux-gpio@vger.kernel.org, ldewangan@nvidia.com, bcm-kernel-feedback-list@broadcom.com, bjorn.andersson@sonymobile.com, catalin.marinas@arm.com, a.kesavan@samsung.com, linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, 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 Use devm_gpiochip_add_data() for GPIO registration and clean the error path. Signed-off-by: Laxman Dewangan --- drivers/gpio/gpio-pcf857x.c | 10 +++------- 1 file changed, 3 insertions(+), 7 deletions(-) diff --git a/drivers/gpio/gpio-pcf857x.c b/drivers/gpio/gpio-pcf857x.c index 709cd3f..169c09a 100644 --- a/drivers/gpio/gpio-pcf857x.c +++ b/drivers/gpio/gpio-pcf857x.c @@ -372,7 +372,7 @@ static int pcf857x_probe(struct i2c_client *client, gpio->out = ~n_latch; gpio->status = gpio->out; - status = gpiochip_add_data(&gpio->chip, gpio); + status = devm_gpiochip_add_data(&client->dev, &gpio->chip, gpio); if (status < 0) goto fail; @@ -383,7 +383,7 @@ static int pcf857x_probe(struct i2c_client *client, IRQ_TYPE_NONE); if (status) { dev_err(&client->dev, "cannot add irqchip\n"); - goto fail_irq; + goto fail; } status = devm_request_threaded_irq(&client->dev, client->irq, @@ -391,7 +391,7 @@ static int pcf857x_probe(struct i2c_client *client, IRQF_TRIGGER_FALLING | IRQF_SHARED, dev_name(&client->dev), gpio); if (status) - goto fail_irq; + goto fail; gpiochip_set_chained_irqchip(&gpio->chip, &pcf857x_irq_chip, client->irq, NULL); @@ -413,9 +413,6 @@ static int pcf857x_probe(struct i2c_client *client, return 0; -fail_irq: - gpiochip_remove(&gpio->chip); - fail: dev_dbg(&client->dev, "probe error %d for '%s'\n", status, client->name); @@ -440,7 +437,6 @@ static int pcf857x_remove(struct i2c_client *client) } } - gpiochip_remove(&gpio->chip); return status; }