linux-kernel - [PATCH 05/33] ata: Convert to devm_ioremap

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Date:	Mon, 21 Jan 2013 11:08:58 +0100
From:	Thierry Reding <thierry.reding@...onic-design.de>
To:	linux-kernel@...r.kernel.org
Cc:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Dmitry Torokhov <dmitry.torokhov@...il.com>,
	Arnd Bergmann <arnd@...db.de>,
	Wolfram Sang <w.sang@...gutronix.de>,
	Jeff Garzik <jgarzik@...ox.com>, linux-ide@...r.kernel.org
Subject: [PATCH 05/33] ata: Convert to devm_ioremap_resource()

Convert all uses of devm_request_and_ioremap() to the newly introduced
devm_ioremap_resource() which provides more consistent error handling.

Signed-off-by: Thierry Reding <thierry.reding@...onic-design.de>
Cc: Jeff Garzik <jgarzik@...ox.com>
Cc: linux-ide@...r.kernel.org
---
 drivers/ata/pata_ep93xx.c | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/drivers/ata/pata_ep93xx.c b/drivers/ata/pata_ep93xx.c
index 556222f..c1bfaf4 100644
--- a/drivers/ata/pata_ep93xx.c
+++ b/drivers/ata/pata_ep93xx.c
@@ -31,6 +31,7 @@
  *   Copyright (C) 2006 Tower Technologies
  */
 
+#include <linux/err.h>
 #include <linux/kernel.h>
 #include <linux/module.h>
 #include <linux/init.h>
@@ -937,9 +938,9 @@ static int ep93xx_pata_probe(struct platform_device *pdev)
 		goto err_rel_gpio;
 	}
 
-	ide_base = devm_request_and_ioremap(&pdev->dev, mem_res);
-	if (!ide_base) {
-		err = -ENXIO;
+	ide_base = devm_ioremap_resource(&pdev->dev, mem_res);
+	if (IS_ERR(ide_base)) {
+		err = PTR_ERR(ide_base);
 		goto err_rel_gpio;
 	}
 
-- 
1.8.1.1

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