From patchwork Wed Sep 5 08:40:51 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Maxime Ripard X-Patchwork-Id: 1406771 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork1.kernel.org Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) by patchwork1.kernel.org (Postfix) with ESMTP id D401C3FC71 for ; Wed, 5 Sep 2012 08:44:51 +0000 (UTC) Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.76 #1 (Red Hat Linux)) id 1T9BAl-0000H8-3i; Wed, 05 Sep 2012 08:41:19 +0000 Received: from mail.free-electrons.com ([88.190.12.23]) by merlin.infradead.org with esmtp (Exim 4.76 #1 (Red Hat Linux)) id 1T9BAg-0000GS-WA for linux-arm-kernel@lists.infradead.org; Wed, 05 Sep 2012 08:41:15 +0000 Received: by mail.free-electrons.com (Postfix, from userid 106) id 5CE962D4; Wed, 5 Sep 2012 10:41:14 +0200 (CEST) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.free-electrons.com X-Spam-Level: X-Spam-Status: No, score=-3.2 required=5.0 tests=ALL_TRUSTED,AWL,BAYES_00 shortcircuit=no autolearn=ham version=3.3.1 Received: from localhost (col31-4-88-188-83-94.fbx.proxad.net [88.188.83.94]) by mail.free-electrons.com (Postfix) with ESMTPSA id C3800188; Wed, 5 Sep 2012 10:41:03 +0200 (CEST) From: Maxime Ripard To: linux-arm-kernel@lists.infradead.org, shawn.guo@linaro.org, grant.likely@secretlab.ca, linus.walleij@linaro.org Subject: [PATCH 2/8] gpio: 74x164: Use devm_kzalloc Date: Wed, 5 Sep 2012 10:40:51 +0200 Message-Id: <1346834457-6257-2-git-send-email-maxime.ripard@free-electrons.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1346834457-6257-1-git-send-email-maxime.ripard@free-electrons.com> References: <1346834457-6257-1-git-send-email-maxime.ripard@free-electrons.com> X-Spam-Note: CRM114 invocation failed X-Spam-Score: -2.1 (--) X-Spam-Report: SpamAssassin version 3.3.2 on merlin.infradead.org summary: Content analysis details: (-2.1 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 SPF_PASS SPF: sender matches SPF record -0.2 RP_MATCHES_RCVD Envelope sender domain matches handover relay domain -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1% [score: 0.0000] Cc: brian@crystalfontz.com X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: linux-arm-kernel-bounces@lists.infradead.org Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org Signed-off-by: Maxime Ripard Acked-by: Florian Fainelli Acked-by: Thomas Petazzoni Acked-by: Linus Walleij --- drivers/gpio/gpio-74x164.c | 8 +++----- 1 file changed, 3 insertions(+), 5 deletions(-) diff --git a/drivers/gpio/gpio-74x164.c b/drivers/gpio/gpio-74x164.c index 2975036..604b998 100644 --- a/drivers/gpio/gpio-74x164.c +++ b/drivers/gpio/gpio-74x164.c @@ -90,7 +90,7 @@ static int __devinit gen_74x164_probe(struct spi_device *spi) if (ret < 0) return ret; - chip = kzalloc(sizeof(*chip), GFP_KERNEL); + chip = devm_kzalloc(&spi->dev, sizeof(*chip), GFP_KERNEL); if (!chip) return -ENOMEM; @@ -125,7 +125,6 @@ static int __devinit gen_74x164_probe(struct spi_device *spi) exit_destroy: dev_set_drvdata(&spi->dev, NULL); mutex_destroy(&chip->lock); - kfree(chip); return ret; } @@ -141,10 +140,9 @@ static int __devexit gen_74x164_remove(struct spi_device *spi) dev_set_drvdata(&spi->dev, NULL); ret = gpiochip_remove(&chip->gpio_chip); - if (!ret) { + if (!ret) mutex_destroy(&chip->lock); - kfree(chip); - } else + else dev_err(&spi->dev, "Failed to remove the GPIO controller: %d\n", ret);