x86/platform/olpc: Use PTR_ERR_OR_ZERO()

Replace the open coded equivalent with PTR_ERR_OR_ZERO().

Signed-off-by: zhong jiang <zhongjiang@huawei.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://lkml.kernel.org/r/1533053286-34990-1-git-send-email-zhongjiang@huawei.com

diff --git a/arch/x86/platform/olpc/olpc.c b/arch/x86/platform/olpc/olpc.c
index 7c3077e58fa02f340e21f901ea0315716574ac62..f0e920fb98ad01f8657fd58c519e00a54f09bc99 100644 (file)
--- a/arch/x86/platform/olpc/olpc.c
+++ b/arch/x86/platform/olpc/olpc.c
@@ -311,10 +311,8 @@ static int __init add_xo1_platform_devices(void)
                return PTR_ERR(pdev);
 
        pdev = platform_device_register_simple("olpc-xo1", -1, NULL, 0);
-       if (IS_ERR(pdev))
-               return PTR_ERR(pdev);
 
-       return 0;
+       return PTR_ERR_OR_ZERO(pdev);
 }
 
 static int olpc_xo1_ec_probe(struct platform_device *pdev)