Re: [PATCH] usb: typec: fix ptr_ret.cocci warnings

From: Heikki Krogerus
Date: Fri Feb 10 2017 - 10:24:16 EST


On Tue, Jan 31, 2017 at 01:38:34AM +0800, kbuild test robot wrote:
> drivers/usb/typec/typec.c:1249:1-3: WARNING: PTR_ERR_OR_ZERO can be used
>
>
> Use PTR_ERR_OR_ZERO rather than if(IS_ERR(...)) + PTR_ERR
>
> Generated by: scripts/coccinelle/api/ptr_ret.cocci
>
> CC: Heikki Krogerus <heikki.krogerus@xxxxxxxxxxxxxxx>
> Signed-off-by: Fengguang Wu <fengguang.wu@xxxxxxxxx>
> ---
>
> typec.c | 4 +---
> 1 file changed, 1 insertion(+), 3 deletions(-)
>
> --- a/drivers/usb/typec/typec.c
> +++ b/drivers/usb/typec/typec.c
> @@ -1246,9 +1246,7 @@ EXPORT_SYMBOL_GPL(typec_unregister_port)
> static int __init typec_init(void)
> {
> typec_class = class_create(THIS_MODULE, "typec");
> - if (IS_ERR(typec_class))
> - return PTR_ERR(typec_class);
> - return 0;
> + return PTR_ERR_OR_ZERO(typec_class);

Thanks kbuild test robot. I'll fix that.

--
heikki