[PATCH] w1: use put_device() if device_register() fail

[Arvind Yadav]

If device_register() returned an error! Always use put_device()
to give up the reference initialized in device_register().

Signed-off-by: Arvind Yadav <arvind.yadav...@gmail.com>
---
 drivers/w1/w1.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/w1/w1.c b/drivers/w1/w1.c
index 0c2a5a8..80a778b 100644
--- a/drivers/w1/w1.c
+++ b/drivers/w1/w1.c
@@ -706,6 +706,7 @@ static int __w1_attach_slave_device(struct w1_slave *sl)
                dev_err(&sl->dev,
                        "Device registration [%s] failed. err=%d\n",
                        dev_name(&sl->dev), err);
+               put_device(&sl->dev);
                return err;
        }
        w1_family_notify(BUS_NOTIFY_ADD_DEVICE, sl);
-- 
1.9.1