Re: [PATCH] usb: typec: ucsi: remove redundant assignment to variable num

From: Heikki Krogerus
Date: Thu Feb 13 2020 - 06:34:32 EST


On Sat, Feb 08, 2020 at 04:50:22PM +0000, Colin King wrote:
> From: Colin Ian King <colin.king@xxxxxxxxxxxxx>
>
> Variable num is being assigned with a value that is never read, it is
> assigned a new value later in a for-loop. The assignment is redundant
> and can be removed.
>
> Addresses-Coverity: ("Unused value")
> Signed-off-by: Colin Ian King <colin.king@xxxxxxxxxxxxx>
> ---
> drivers/usb/typec/ucsi/ucsi.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/usb/typec/ucsi/ucsi.c b/drivers/usb/typec/ucsi/ucsi.c
> index d5a6aac86327..b1b72cb7af10 100644
> --- a/drivers/usb/typec/ucsi/ucsi.c
> +++ b/drivers/usb/typec/ucsi/ucsi.c
> @@ -400,7 +400,7 @@ static int ucsi_register_altmodes(struct ucsi_connector *con, u8 recipient)
> struct typec_altmode_desc desc;
> struct ucsi_altmode alt[2];
> u64 command;
> - int num = 1;
> + int num;
> int ret;
> int len;
> int j;

Greg! I'll pick this, and to you with a few other patches that I have
in my queue for the ucsi driver. I hope that's OK.

thanks,

--
heikki