Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757510Ab3ETQkx (ORCPT ); Mon, 20 May 2013 12:40:53 -0400 Received: from mail-da0-f42.google.com ([209.85.210.42]:37416 "EHLO mail-da0-f42.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756799Ab3ETQkv (ORCPT ); Mon, 20 May 2013 12:40:51 -0400 Message-ID: <519A520E.3060801@samsung.com> Date: Tue, 21 May 2013 01:40:46 +0900 From: Kukjin Kim User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.2.24) Gecko/20111108 Fedora/3.1.16-1.fc14 Lightning/1.0b3pre Thunderbird/3.1.16 MIME-Version: 1.0 To: Wolfram Sang CC: linux-kernel@vger.kernel.org, Kukjin Kim , Stephen Warren , linux-samsung-soc@vger.kernel.org, linux-i2c@vger.kernel.org, Ben Dooks , Barry Song , linux-tegra@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: Re: [PATCH 08/33] drivers/i2c/busses: don't check resource with devm_ioremap_resource References: <1368702961-4325-1-git-send-email-wsa@the-dreams.de> <1368702961-4325-9-git-send-email-wsa@the-dreams.de> In-Reply-To: <1368702961-4325-9-git-send-email-wsa@the-dreams.de> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2459 Lines: 73 On 05/16/13 20:15, Wolfram Sang wrote: > devm_ioremap_resource does sanity checks on the given resource. No need to > duplicate this in the driver. > > Signed-off-by: Wolfram Sang For i2c-s3c2410: Acked-by: Kukjin Kim Thanks. - Kukjin > --- > drivers/i2c/busses/i2c-s3c2410.c | 5 ----- > drivers/i2c/busses/i2c-sirf.c | 6 ------ > drivers/i2c/busses/i2c-tegra.c | 5 ----- > 3 files changed, 16 deletions(-) > > diff --git a/drivers/i2c/busses/i2c-s3c2410.c b/drivers/i2c/busses/i2c-s3c2410.c > index 6e8ee92..cab1c91 100644 > --- a/drivers/i2c/busses/i2c-s3c2410.c > +++ b/drivers/i2c/busses/i2c-s3c2410.c > @@ -1082,11 +1082,6 @@ static int s3c24xx_i2c_probe(struct platform_device *pdev) > /* map the registers */ > > res = platform_get_resource(pdev, IORESOURCE_MEM, 0); > - if (res == NULL) { > - dev_err(&pdev->dev, "cannot find IO resource\n"); > - return -ENOENT; > - } > - > i2c->regs = devm_ioremap_resource(&pdev->dev, res); > > if (IS_ERR(i2c->regs)) > diff --git a/drivers/i2c/busses/i2c-sirf.c b/drivers/i2c/busses/i2c-sirf.c > index 5a7ad24..a63c7d5 100644 > --- a/drivers/i2c/busses/i2c-sirf.c > +++ b/drivers/i2c/busses/i2c-sirf.c > @@ -303,12 +303,6 @@ static int i2c_sirfsoc_probe(struct platform_device *pdev) > adap->class = I2C_CLASS_HWMON; > > mem_res = platform_get_resource(pdev, IORESOURCE_MEM, 0); > - if (mem_res == NULL) { > - dev_err(&pdev->dev, "Unable to get MEM resource\n"); > - err = -EINVAL; > - goto out; > - } > - > siic->base = devm_ioremap_resource(&pdev->dev, mem_res); > if (IS_ERR(siic->base)) { > err = PTR_ERR(siic->base); > diff --git a/drivers/i2c/busses/i2c-tegra.c b/drivers/i2c/busses/i2c-tegra.c > index b60ff90..9aa1b60 100644 > --- a/drivers/i2c/busses/i2c-tegra.c > +++ b/drivers/i2c/busses/i2c-tegra.c > @@ -714,11 +714,6 @@ static int tegra_i2c_probe(struct platform_device *pdev) > int ret = 0; > > res = platform_get_resource(pdev, IORESOURCE_MEM, 0); > - if (!res) { > - dev_err(&pdev->dev, "no mem resource\n"); > - return -EINVAL; > - } > - > base = devm_ioremap_resource(&pdev->dev, res); > if (IS_ERR(base)) > return PTR_ERR(base); -- 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/