linux-kernel - [PATCH] arch: sparc: kernel: use devm_ioremap

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Date:	Sun, 12 May 2013 16:10:07 +0200
From:	Laurent Navet <laurent.navet@...il.com>
To:	davem@...emloft.net
Cc:	daniel@...sler.com, sam@...nborg.org, sparclinux@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	Laurent Navet <laurent.navet@...il.com>
Subject: [PATCH] arch: sparc: kernel: use devm_ioremap_resource()

Replace a call to deprecated devm_request_and_ioremap by devm_ioremap_resource.

Found with coccicheck and this semantic patch:
 scripts/coccinelle/api/devm_request_and_ioremap.cocci.

Signed-off-by: Laurent Navet <laurent.navet@...il.com>
---
 arch/sparc/kernel/leon_pci_grpci1.c |    8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

diff --git a/arch/sparc/kernel/leon_pci_grpci1.c b/arch/sparc/kernel/leon_pci_grpci1.c
index 7739a54..6df26e3 100644
--- a/arch/sparc/kernel/leon_pci_grpci1.c
+++ b/arch/sparc/kernel/leon_pci_grpci1.c
@@ -536,11 +536,9 @@ static int grpci1_of_probe(struct platform_device *ofdev)
 
 	/* find device register base address */
 	res = platform_get_resource(ofdev, IORESOURCE_MEM, 0);
-	regs = devm_request_and_ioremap(&ofdev->dev, res);
-	if (!regs) {
-		dev_err(&ofdev->dev, "io-regs mapping failed\n");
-		return -EADDRNOTAVAIL;
-	}
+	regs = devm_ioremap_resource(&ofdev->dev, res);
+	if (IS_ERR(regs))
+		return PTR_ERR(regs);
 
 	/*
 	 * check that we're in Host Slot and that we can act as a Host Bridge
-- 
1.7.10.4

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