[PATCH] nubus: add a cleanup in nubus_init()

[Haoxiang Li]

If nubus_parent_device_register fails, call put_device()
to drop the device reference.

Signed-off-by: Haoxiang Li <lihaoxiang@xxxxxxxxxxxxxxxx>
---
 drivers/nubus/nubus.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/nubus/nubus.c b/drivers/nubus/nubus.c
index ab0f32b901c8..21706bdcb509 100644
--- a/drivers/nubus/nubus.c
+++ b/drivers/nubus/nubus.c
@@ -883,8 +883,10 @@ static int __init nubus_init(void)
 
 	nubus_proc_init();
 	err = nubus_parent_device_register();
-	if (err)
+	if (err) {
+		put_device(&nubus_parent);
 		return err;
+	}
 	nubus_scan_bus();
 	return 0;
 }
-- 
2.25.1