ARM: u300: fix return value check in __u300_init_boardpower()

In case of error, the function syscon_node_to_regmap() 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 <yongjun_wei@trendmicro.com.cn>
Signed-off-by: Linus Walleij <linus.walleij@stericsson.com>

1 files changed, 2 insertions, 2 deletions

diff --git a/arch/arm/mach-u300/regulator.c b/arch/arm/mach-u300/regulator.c
index bf40cd478fe9..0493a845b6bc 100644
--- a/arch/arm/mach-u300/regulator.c
+++ b/arch/arm/mach-u300/regulator.c
@@ -69,9 +69,9 @@ static int __init __u300_init_boardpower(struct platform_device *pdev)
                 return -ENODEV;
         }
         regmap = syscon_node_to_regmap(syscon_np);
-        if (!regmap) {
+        if (IS_ERR(regmap)) {
                 pr_crit("U300: could not locate syscon regmap\n");
-                return -ENODEV;
+                return PTR_ERR(regmap);
         }
 
         main_power_15 = regulator_get(&pdev->dev, "vana15");