From: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Date: Sun, 30 Oct 2016 08:10:10 +0000 (+0100)
Subject: ARM: zx: Fix error handling
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=9cfc93b2f881e37729172938459e8b96b53ee25c;p=linux-beck.git

ARM: zx: Fix error handling

'devm_ioremap_resource()' returns an error pointer in case of error, not
NULL. So test it with IS_ERR.

Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Signed-off-by: Olof Johansson <olof@lixom.net>
---

diff --git a/arch/arm/mach-zx/zx296702-pm-domain.c b/arch/arm/mach-zx/zx296702-pm-domain.c
index e08574d4e2ca..79dcf2549267 100644
--- a/arch/arm/mach-zx/zx296702-pm-domain.c
+++ b/arch/arm/mach-zx/zx296702-pm-domain.c
@@ -169,7 +169,7 @@ static int zx296702_pd_probe(struct platform_device *pdev)
 	}
 
 	pcubase = devm_ioremap_resource(&pdev->dev, res);
-	if (!pcubase) {
+	if (IS_ERR(pcubase)) {
 		dev_err(&pdev->dev, "ioremap fail.\n");
 		return -EIO;
 	}