diff --git a/drivers/misc/cros_ec.c b/drivers/misc/cros_ec.c
index 521edfd5de5cf5698ff98c1627e30703c3649282..9b4effb2fb56cda2fcba39d1a5ee80fe084384b8 100644
--- a/drivers/misc/cros_ec.c
+++ b/drivers/misc/cros_ec.c
@@ -701,6 +701,7 @@ static int cros_ec_check_version(struct cros_ec_dev *dev)
 
 	/* Try sending a version 3 packet */
 	dev->protocol_version = 3;
+	req.in_data = 0;
 	if (ec_command_inptr(dev, EC_CMD_HELLO, 0, &req, sizeof(req),
 			     (uint8_t **)&resp, sizeof(*resp)) > 0) {
 		return 0;