Re: [PATCH 12/18] [media] RedRat3: Move a variable assignment in redrat3_init_rc_dev()

From: Sean Young
Date: Thu Oct 13 2016 - 17:39:10 EST


On Thu, Oct 13, 2016 at 06:39:23PM +0200, SF Markus Elfring wrote:
> From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
> Date: Thu, 13 Oct 2016 14:50:05 +0200
>
> Move the assignment for the local variable "prod" behind the source code
> for a memory allocation by this function.

The redrat3 driver shouldn't be adding the usb vendor/product id to the
device name. A better patch would be to remove those from the snprintf
completely and to away with the local variable.

Sean

>
> Signed-off-by: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
> ---
> drivers/media/rc/redrat3.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/media/rc/redrat3.c b/drivers/media/rc/redrat3.c
> index b23a8bb..002030f 100644
> --- a/drivers/media/rc/redrat3.c
> +++ b/drivers/media/rc/redrat3.c
> @@ -856,12 +856,13 @@ static struct rc_dev *redrat3_init_rc_dev(struct redrat3_dev *rr3)
> {
> struct rc_dev *rc;
> int ret;
> - u16 prod = le16_to_cpu(rr3->udev->descriptor.idProduct);
> + u16 prod;
>
> rc = rc_allocate_device();
> if (!rc)
> goto out;
>
> + prod = le16_to_cpu(rr3->udev->descriptor.idProduct);
> snprintf(rr3->name, sizeof(rr3->name), "RedRat3%s "
> "Infrared Remote Transceiver (%04x:%04x)",
> prod == USB_RR3IIUSB_PRODUCT_ID ? "-II" : "",
> --
> 2.10.1
>
> --
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