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From: Dan Carpenter <dan.carpenter@oracle.com>
To: Tomasz Figa <tomasz.figa@gmail.com>,
	Chanwoo Choi <cw00.choi@samsung.com>
Cc: Krzysztof Kozlowski <krzk@kernel.org>,
	Sylwester Nawrocki <s.nawrocki@samsung.com>,
	Linus Walleij <linus.walleij@linaro.org>,
	linux-samsung-soc@vger.kernel.org, linux-gpio@vger.kernel.org,
	kernel-janitors@vger.kernel.org
Subject: [patch] pinctrl: samsung: checking for IS_ERR() instead of NULL
Date: Wed, 8 Feb 2017 10:23:10 +0300	[thread overview]
Message-ID: <20170208072310.GA12877@mwanda> (raw)

devm_ioremap() returns NULL on error.  It doesn't return error pointers.

Fixes: 8b1bd11c1f8f ("pinctrl: samsung: Add the support the multiple IORESOURCE_MEM for one pin-bank")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>

diff --git a/drivers/pinctrl/samsung/pinctrl-samsung.c b/drivers/pinctrl/samsung/pinctrl-samsung.c
index d79eadad6c5f..35b9d400d5c6 100644
--- a/drivers/pinctrl/samsung/pinctrl-samsung.c
+++ b/drivers/pinctrl/samsung/pinctrl-samsung.c
@@ -990,7 +990,7 @@ samsung_pinctrl_get_soc_data(struct samsung_pinctrl_drv_data *d,
 		res = platform_get_resource(pdev, IORESOURCE_MEM, i);
 		virt_base[i] = devm_ioremap(&pdev->dev, res->start,
 						resource_size(res));
-		if (IS_ERR(virt_base[i]))
+		if (!virt_base[i])
 			return ERR_PTR(-EIO);
 	}
 

             reply	other threads:[~2017-02-08  7:24 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-02-08  7:23 Dan Carpenter [this message]
2017-02-08  8:41 ` [patch] pinctrl: samsung: checking for IS_ERR() instead of NULL Krzysztof Kozlowski

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