diff --git a/drivers/hid/hid-input.c b/drivers/hid/hid-input.c
index c8633beae260ad87dee0f1be7b11c5fa90b1a9a6..b8eabf206e7439908830e4c6d7218127ec5a73e8 100644
--- a/drivers/hid/hid-input.c
+++ b/drivers/hid/hid-input.c
@@ -350,13 +350,13 @@ static int hidinput_query_battery_capacity(struct hid_device *dev)
 	u8 *buf;
 	int ret;
 
-	buf = kmalloc(2, GFP_KERNEL);
+	buf = kmalloc(4, GFP_KERNEL);
 	if (!buf)
 		return -ENOMEM;
 
-	ret = hid_hw_raw_request(dev, dev->battery_report_id, buf, 2,
+	ret = hid_hw_raw_request(dev, dev->battery_report_id, buf, 4,
 				 dev->battery_report_type, HID_REQ_GET_REPORT);
-	if (ret != 2) {
+	if (ret < 2) {
 		kfree(buf);
 		return -ENODATA;
 	}