On Mon, Nov 03, 2014 at 02:50:52PM -0500, Benjamin Tissoires wrote:
> @@ -524,8 +541,11 @@ static int hidpp_touchpad_get_raw_info(struct hidpp_device *hidpp,
> ret = hidpp_send_fap_command_sync(hidpp, feature_index,
> CMD_TOUCHPAD_GET_RAW_INFO, NULL, 0, &response);
>
> - if (ret)
> - return -ret;
> + if (ret > 0) {
> + hid_err(hidpp->hid_dev, "%s: received protocol error 0x%02x\n",
> + __func__, ret);
> + return -EPROTO;
> + }
We should handle -ENOMEM and -EINVAL here as well. Something like:
if (ret > 0) {
hid_err(hidpp->hid_dev, "%s: received protocol error 0x%02x\n",
__func__, ret);
ret = -EPROTO;
}
if (ret)
return ret;
regards,
dan carpenter
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