On Wed,  7 Mar 2018 15:31:30 +0530
Arvind Yadav <arvind.yadav...@gmail.com> wrote:

> if device_register() returned an error! Always use put_device()
> to give up the reference initialized.
> 
> Signed-off-by: Arvind Yadav <arvind.yadav...@gmail.com>
> ---
>  drivers/ssb/main.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/ssb/main.c b/drivers/ssb/main.c
> index 65420a9..c4449e0 100644
> --- a/drivers/ssb/main.c
> +++ b/drivers/ssb/main.c
> @@ -521,6 +521,7 @@ static int ssb_devices_register(struct ssb_bus *bus)
>                       ssb_err("Could not register %s\n", dev_name(dev));
>                       /* Set dev to NULL to not unregister
>                        * dev on error unwinding. */
> +                     put_device(dev);
>                       sdev->dev = NULL;
>                       kfree(devwrap);
>                       goto error;


I don't think this is correct.
The dev structure is allocated as part of devwrap, which is freed here.

Why do you think we need put_device here?

-- 
Michael

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