On 2016年02月06日 22:24, [email protected] wrote:
From: Wei Yongjun <[email protected]>
In case of error, the function devm_ioremap_resource() returns
ERR_PTR() and never returns NULL. The NULL test in the return
value check should be replaced with IS_ERR().
Signed-off-by: Wei Yongjun <[email protected]>
---
arch/arm/mach-zx/zx296702-pm-domain.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/arch/arm/mach-zx/zx296702-pm-domain.c
b/arch/arm/mach-zx/zx296702-pm-domain.c
index e08574d..2037bcb 100644
--- a/arch/arm/mach-zx/zx296702-pm-domain.c
+++ b/arch/arm/mach-zx/zx296702-pm-domain.c
@@ -169,9 +169,9 @@ 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;
+ return PTR_ERR(pcubase);
}
for (i = 0; i < ARRAY_SIZE(zx296702_pm_domains); ++i)
Thanks for fixing this issue.
Reviewed-by: Jun Nie <[email protected]>
