diff --git a/drivers/platform/chrome/cros_ec_sensorhub_ring.c b/drivers/platform/chrome/cros_ec_sensorhub_ring.c index 64e9615ed6f4..92941924c347 100644 --- a/drivers/platform/chrome/cros_ec_sensorhub_ring.c +++ b/drivers/platform/chrome/cros_ec_sensorhub_ring.c @@ -825,8 +825,15 @@ static void cros_ec_sensorhub_ring_handler(struct cros_ec_sensorhub *sensorhub) sensorhub->msg->outsize = 1; sensorhub->msg->insize = fifo_info_length; - if (cros_ec_cmd_xfer_status(ec->ec_dev, sensorhub->msg) < 0) + ret = cros_ec_cmd_xfer_status(ec->ec_dev, sensorhub->msg); + if (ret < 0) goto error; + if (ret != fifo_info_length) { + dev_warn_ratelimited(sensorhub->dev, + "Mismatch read length: size %d - expected %d\n", + ret, fifo_info_length); + goto error; + } memcpy(fifo_info, &sensorhub->resp->fifo_info, fifo_info_length);