[tip:x86/platform] x86/platform/olpc: Use PTR_ERR_OR_ZERO()

[tip-bot for zhong jiang <tipbot@zytor.com>]

Commit-ID:  c7ba9f7cb55926605983187a68624999b93abb94
Gitweb:     https://git.kernel.org/tip/c7ba9f7cb55926605983187a68624999b93abb94
Author:     zhong jiang <zhongjiang@huawei.com>
AuthorDate: Wed, 1 Aug 2018 00:08:06 +0800
Committer:  Thomas Gleixner <tglx@linutronix.de>
CommitDate: Thu, 2 Aug 2018 14:25:40 +0200

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

---
 arch/x86/platform/olpc/olpc.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/arch/x86/platform/olpc/olpc.c b/arch/x86/platform/olpc/olpc.c
index 7c3077e58fa0..f0e920fb98ad 100644
--- 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)