[libata] 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@avionic-design.de>
Cc: linux-ide@vger.kernel.org
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>

1 files changed, 4 insertions, 3 deletions

diff --git a/drivers/ata/pata_ep93xx.c b/drivers/ata/pata_ep93xx.c
index 556222f04731..c1bfaf43d109 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;
         }