Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755988AbbGGHat (ORCPT ); Tue, 7 Jul 2015 03:30:49 -0400 Received: from mail-wg0-f51.google.com ([74.125.82.51]:32891 "EHLO mail-wg0-f51.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755656AbbGGHal (ORCPT ); Tue, 7 Jul 2015 03:30:41 -0400 Date: Tue, 7 Jul 2015 08:30:36 +0100 From: Lee Jones To: Vaibhav Hiremath Cc: linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, robh+dt@kernel.org, sameo@linux.intel.com, linux-kernel@vger.kernel.org, yizhang@marvell.com Subject: Re: [PATCH-V5 2/4] mfd: 88pm800: Remove unnecessary protection around pdata Message-ID: <20150707073036.GP3182@x1> References: <1435591877-18214-1-git-send-email-vaibhav.hiremath@linaro.org> <1435591877-18214-3-git-send-email-vaibhav.hiremath@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <1435591877-18214-3-git-send-email-vaibhav.hiremath@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 Content-Length: 2361 Lines: 71 On Mon, 29 Jun 2015, Vaibhav Hiremath wrote: > With addition of proper checks in place in pm800_probe function, > which makes sure that pdata would never become NULL. > So remove all unnecessary protection around pdata in whole > driver code. > > Signed-off-by: Vaibhav Hiremath > --- > drivers/mfd/88pm800.c | 14 ++++++-------- > 1 file changed, 6 insertions(+), 8 deletions(-) Acked-by: Lee Jones > diff --git a/drivers/mfd/88pm800.c b/drivers/mfd/88pm800.c > index 40fd014..d495737 100644 > --- a/drivers/mfd/88pm800.c > +++ b/drivers/mfd/88pm800.c > @@ -302,7 +302,7 @@ static int device_gpadc_init(struct pm80x_chip *chip, > mask = (PM800_GPADC_GP_BIAS_EN0 | PM800_GPADC_GP_BIAS_EN1 | > PM800_GPADC_GP_BIAS_EN2 | PM800_GPADC_GP_BIAS_EN3); > > - if (pdata && (pdata->batt_det == 0)) > + if (pdata->batt_det == 0) > data = (PM800_GPADC_GP_BIAS_EN0 | PM800_GPADC_GP_BIAS_EN1 | > PM800_GPADC_GP_BIAS_EN2 | PM800_GPADC_GP_BIAS_EN3); > else > @@ -342,11 +342,9 @@ static int device_rtc_init(struct pm80x_chip *chip, > { > int ret; > > - if (pdata) { > - rtc_devs[0].platform_data = pdata->rtc; > - rtc_devs[0].pdata_size = > - pdata->rtc ? sizeof(struct pm80x_rtc_pdata) : 0; > - } > + rtc_devs[0].platform_data = pdata->rtc; > + rtc_devs[0].pdata_size = pdata->rtc ? sizeof(struct pm80x_rtc_pdata) : 0; > + > ret = mfd_add_devices(chip->dev, 0, &rtc_devs[0], > ARRAY_SIZE(rtc_devs), NULL, 0, NULL); > if (ret) { > @@ -503,7 +501,7 @@ static int device_800_init(struct pm80x_chip *chip, > goto out; > } > if (val & PM800_ALARM_WAKEUP) { > - if (pdata && pdata->rtc) > + if (pdata->rtc) > pdata->rtc->rtc_wakeup = 1; > } > > @@ -602,7 +600,7 @@ static int pm800_probe(struct i2c_client *client, > goto err_device_init; > } > > - if (pdata && pdata->plat_config) > + if (pdata->plat_config) > pdata->plat_config(chip, pdata); > > return 0; -- Lee Jones Linaro STMicroelectronics Landing Team Lead Linaro.org │ Open source software for ARM SoCs Follow Linaro: Facebook | Twitter | Blog -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/