[PATCH] x86/platform/goldfish: add a check for platform_device_register_simple

[Chuhong Yuan]

goldfish_init() misses a check for platform_device_register_simple().
Add a check to fix it.

Fixes: ddd70cf93d78 ("goldfish: platform device for x86")
Signed-off-by: Chuhong Yuan <hslester96@xxxxxxxxx>
---
 arch/x86/platform/goldfish/goldfish.c | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/arch/x86/platform/goldfish/goldfish.c b/arch/x86/platform/goldfish/goldfish.c
index 6b6f8b4360dd..e9694baf6e72 100644
--- a/arch/x86/platform/goldfish/goldfish.c
+++ b/arch/x86/platform/goldfish/goldfish.c
@@ -44,11 +44,16 @@ __setup("goldfish", goldfish_setup);
 
 static int __init goldfish_init(void)
 {
+	struct platform_device *pdev;
+
 	if (!goldfish_enable)
 		return -ENODEV;
 
-	platform_device_register_simple("goldfish_pdev_bus", -1,
-					goldfish_pdev_bus_resources, 2);
+	pdev =  platform_device_register_simple("goldfish_pdev_bus", -1,
+					goldfish_pdev_bus_resources, 2);
+	if (IS_ERR(pdev))
+		return PTR_ERR(pdev);
+
 	return 0;
 }
 device_initcall(goldfish_init);
-- 
2.24.0