Re: [PATCH] usb: chipidea: usbmisc_imx: fix returnvar.cocci warnings

From: Julia Lawall
Date: Wed Mar 25 2015 - 02:24:03 EST


Please take a look.

thanks,
julia

On Wed, 25 Mar 2015, kbuild test robot wrote:

> TO: Peter Chen <peter.chen@xxxxxxxxxxxxx>
> CC: "Greg Kroah-Hartman" <gregkh@xxxxxxxxxxxxxxxxxxx>
> CC: linux-usb@xxxxxxxxxxxxxxx
> CC: linux-kernel@xxxxxxxxxxxxxxx
>
> drivers/usb/chipidea/usbmisc_imx.c:277:5-8: Unneeded variable: "ret". Return "0" on line 297
>
>
> Removes unneeded variable used to store return value.
>
> Generated by: scripts/coccinelle/misc/returnvar.cocci
>
> CC: Peter Chen <peter.chen@xxxxxxxxxxxxx>
> Signed-off-by: Fengguang Wu <fengguang.wu@xxxxxxxxx>
> ---
>
> Please take the patch only if it's a positive warning. Thanks!
>
> usbmisc_imx.c | 3 +--
> 1 file changed, 1 insertion(+), 2 deletions(-)
>
> --- a/drivers/usb/chipidea/usbmisc_imx.c
> +++ b/drivers/usb/chipidea/usbmisc_imx.c
> @@ -274,7 +274,6 @@ static int usbmisc_imx6sx_init(struct im
> unsigned long flags;
> struct imx_usbmisc *usbmisc = dev_get_drvdata(data->dev);
> u32 val;
> - int ret = 0;
>
> usbmisc_imx6q_init(data);
>
> @@ -294,7 +293,7 @@ static int usbmisc_imx6sx_init(struct im
> spin_unlock_irqrestore(&usbmisc->lock, flags);
> }
>
> - return ret;
> + return 0;
> }
>
> static int usbmisc_vf610_init(struct imx_usbmisc_data *data)
>
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