linux-kernel - [PATCH] video: exynos: Convert to devm_ioremap

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Message-Id: <1364416081-24113-1-git-send-email-epure.andrei@gmail.com>
Date:	Wed, 27 Mar 2013 22:28:01 +0200
From:	Andrei Epure <epure.andrei@...il.com>
To:	inki.dae@...sung.com, dh09.lee@...sung.com,
	kyungmin.park@...sung.com, FlorianSchandinat@....de
Cc:	linux-fbdev@...r.kernel.org, linux-kernel@...r.kernel.org,
	Andrei Epure <epure.andrei@...il.com>
Subject: [PATCH] video: exynos: Convert to devm_ioremap_resource()

The new devm_ioremap_resource() provides its own error messages.
Patch found using coccinelle.

Signed-off-by: Andrei Epure <epure.andrei@...il.com>
---
 drivers/video/exynos/exynos_mipi_dsi.c |    7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/drivers/video/exynos/exynos_mipi_dsi.c b/drivers/video/exynos/exynos_mipi_dsi.c
index fac7df6..dd5e5e9 100644
--- a/drivers/video/exynos/exynos_mipi_dsi.c
+++ b/drivers/video/exynos/exynos_mipi_dsi.c
@@ -384,10 +384,9 @@ static int exynos_mipi_dsi_probe(struct platform_device *pdev)
 
 	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
 
-	dsim->reg_base = devm_request_and_ioremap(&pdev->dev, res);
-	if (!dsim->reg_base) {
-		dev_err(&pdev->dev, "failed to remap io region\n");
-		ret = -ENOMEM;
+	dsim->reg_base = devm_ioremap_resource(&pdev->dev, res);
+	if (IS_ERR(dsim->reg_base)) {
+		ret = PTR_ERR(dsim->reg_base);
 		goto error;
 	}
 
-- 
1.7.9.5

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