From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1763197Ab3ECLPn (ORCPT ); Fri, 3 May 2013 07:15:43 -0400 Received: from mail-we0-f173.google.com ([74.125.82.173]:57988 "EHLO mail-we0-f173.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1761442Ab3ECLPm (ORCPT ); Fri, 3 May 2013 07:15:42 -0400 Date: Fri, 3 May 2013 12:15:37 +0100 From: Lee Jones To: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Cc: arnd@arndb.de, linus.walleij@stericsson.com, srinidhi.kasagar@stericsson.com, Samuel Ortiz Subject: [PATCH 2/4 v2] mfd: ab8500-gpadc: Suppress 'ignoring regulator_enable() return value' warning Message-ID: <20130503111537.GH24153@gmail.com> References: <1367509690-24022-1-git-send-email-lee.jones@linaro.org> <1367509690-24022-3-git-send-email-lee.jones@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <1367509690-24022-3-git-send-email-lee.jones@linaro.org> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org drivers/mfd/ab8500-gpadc.c: In function ‘ab8500_gpadc_resume’: drivers/mfd/ab8500-gpadc.c:911:18: warning: ignoring return value of ‘regulator_enable’, declared with attribute warn_unused_result [-Wunused-result] Cc: Samuel Ortiz Signed-off-by: Lee Jones diff --git a/drivers/mfd/ab8500-gpadc.c b/drivers/mfd/ab8500-gpadc.c index 5e65b28..13f7866 100644 --- a/drivers/mfd/ab8500-gpadc.c +++ b/drivers/mfd/ab8500-gpadc.c @@ -907,14 +907,17 @@ static int ab8500_gpadc_suspend(struct device *dev) static int ab8500_gpadc_resume(struct device *dev) { struct ab8500_gpadc *gpadc = dev_get_drvdata(dev); + int ret; - regulator_enable(gpadc->regu); + ret = regulator_enable(gpadc->regu); + if (ret) + dev_err(dev, "Failed to enable vtvout LDO: %d\n", ret); pm_runtime_mark_last_busy(gpadc->dev); pm_runtime_put_autosuspend(gpadc->dev); mutex_unlock(&gpadc->ab8500_gpadc_lock); - return 0; + return ret; } static int ab8500_gpadc_probe(struct platform_device *pdev)