On 18-01-21, 15:46, Johan Hovold wrote:
> There's no need to check for short USB control transfers when sending
> data using so remove the redundant sanity checks.
>
> Signed-off-by: Johan Hovold <johan@xxxxxxxxxx>
> ---
> drivers/greybus/es2.c | 9 ++-------
> 1 file changed, 2 insertions(+), 7 deletions(-)
>
> diff --git a/drivers/greybus/es2.c b/drivers/greybus/es2.c
> index 1df6ab5d339d..48ad154df3a7 100644
> --- a/drivers/greybus/es2.c
> +++ b/drivers/greybus/es2.c
> @@ -567,12 +567,9 @@ static int cport_enable(struct gb_host_device *hd, u16 cport_id,
> USB_DIR_OUT | USB_TYPE_VENDOR |
> USB_RECIP_INTERFACE, cport_id, 0,
> req, sizeof(*req), ES2_USB_CTRL_TIMEOUT);
> - if (ret != sizeof(*req)) {
> + if (ret < 0) {
> dev_err(&udev->dev, "failed to set cport flags for port %d\n",
> cport_id);
> - if (ret >= 0)
> - ret = -EIO;
> -
> goto out;
> }
>
> @@ -961,12 +958,10 @@ static int arpc_send(struct es2_ap_dev *es2, struct arpc *rpc, int timeout)
> 0, 0,
> rpc->req, le16_to_cpu(rpc->req->size),
> ES2_USB_CTRL_TIMEOUT);
> - if (retval != le16_to_cpu(rpc->req->size)) {
> + if (retval < 0) {
> dev_err(&udev->dev,
> "failed to send ARPC request %d: %d\n",
> rpc->req->type, retval);
> - if (retval > 0)
> - retval = -EIO;
> return retval;
> }
Reviewed-by: Viresh Kumar <viresh.kumar@xxxxxxxxxx>
--
viresh
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