Re: [PATCH] usb: tcpm: Simplify the return expression of tcpm_start_toggling

From: Greg KH
Date: Fri Oct 22 2021 - 07:47:26 EST


On Fri, Oct 22, 2021 at 07:00:45PM +0800, dingsenjie@xxxxxxx wrote:
> From: dingsenjie <dingsenjie@xxxxxxxxxx>
>
> Simplify the return expression in the tcpm.c

Why?

>
> Signed-off-by: dingsenjie <dingsenjie@xxxxxxxxxx>

Is this the full name you sign legal documents with? (I have to ask...)

> ---
> drivers/usb/typec/tcpm/tcpm.c | 5 +----
> 1 file changed, 1 insertion(+), 4 deletions(-)
>
> diff --git a/drivers/usb/typec/tcpm/tcpm.c b/drivers/usb/typec/tcpm/tcpm.c
> index 22a85b396f69..dabe694a7eb1 100644
> --- a/drivers/usb/typec/tcpm/tcpm.c
> +++ b/drivers/usb/typec/tcpm/tcpm.c
> @@ -2766,14 +2766,11 @@ static int tcpm_set_charge(struct tcpm_port *port, bool charge)
>
> static bool tcpm_start_toggling(struct tcpm_port *port, enum typec_cc_status cc)
> {
> - int ret;
> -
> if (!port->tcpc->start_toggling)
> return false;
>
> tcpm_log_force(port, "Start toggling");
> - ret = port->tcpc->start_toggling(port->tcpc, port->port_type, cc);
> - return ret == 0;
> + return port->tcpc->start_toggling(port->tcpc, port->port_type, cc) == 0;

Why change this from the original code? The original code is easier to
read, right?

thanks,

greg k-h