pinctrl: imx1: fix return value check in imx1_pinctrl_core_probe()

In case of error, the function devm_ioremap_nocache() returns NULL
pointer not ERR_PTR(). The IS_ERR() test in the return value check
should be replaced with NULL test.

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

1 files changed, 2 insertions, 2 deletions

diff --git a/drivers/pinctrl/pinctrl-imx1-core.c b/drivers/pinctrl/pinctrl-imx1-core.c
index 4d5a9e74dc8f..f77914ac081a 100644
--- a/drivers/pinctrl/pinctrl-imx1-core.c
+++ b/drivers/pinctrl/pinctrl-imx1-core.c
@@ -615,8 +615,8 @@ int imx1_pinctrl_core_probe(struct platform_device *pdev,
 
         ipctl->base = devm_ioremap_nocache(&pdev->dev, res->start,
                         resource_size(res));
-        if (IS_ERR(ipctl->base))
-                return PTR_ERR(ipctl->base);
+        if (!ipctl->base)
+                return -ENOMEM;
 
         pctl_desc = &imx1_pinctrl_desc;
         pctl_desc->name = dev_name(&pdev->dev);