diff --git a/drivers/staging/media/atomisp/i2c/atomisp-ov2722.c b/drivers/staging/media/atomisp/i2c/atomisp-ov2722.c
index da98094d7094..d5d099ac1b70 100644
--- a/drivers/staging/media/atomisp/i2c/atomisp-ov2722.c
+++ b/drivers/staging/media/atomisp/i2c/atomisp-ov2722.c
@@ -906,22 +906,17 @@ static int ov2722_get_fmt(struct v4l2_subdev *sd,
 static int ov2722_detect(struct i2c_client *client)
 {
 	struct i2c_adapter *adapter = client->adapter;
-	u16 high, low;
-	int ret;
+	u16 high = 0, low = 0;
 	u16 id;
 	u8 revision;
 
 	if (!i2c_check_functionality(adapter, I2C_FUNC_I2C))
 		return -ENODEV;
 
-	ret = ov2722_read_reg(client, OV2722_8BIT,
-			      OV2722_SC_CMMN_CHIP_ID_H, &high);
-	if (ret) {
-		dev_err(&client->dev, "sensor_id_high = 0x%x\n", high);
-		return -ENODEV;
-	}
-	ret = ov2722_read_reg(client, OV2722_8BIT,
-			      OV2722_SC_CMMN_CHIP_ID_L, &low);
+	ov2722_read_reg(client, OV2722_8BIT,
+			OV2722_SC_CMMN_CHIP_ID_H, &high);
+	ov2722_read_reg(client, OV2722_8BIT,
+			OV2722_SC_CMMN_CHIP_ID_L, &low);
 	id = (high << 8) | low;
 
 	if ((id != OV2722_ID) && (id != OV2720_ID)) {
@@ -929,8 +924,9 @@ static int ov2722_detect(struct i2c_client *client)
 		return -ENODEV;
 	}
 
-	ret = ov2722_read_reg(client, OV2722_8BIT,
-			      OV2722_SC_CMMN_SUB_ID, &high);
+	high = 0;
+	ov2722_read_reg(client, OV2722_8BIT,
+			OV2722_SC_CMMN_SUB_ID, &high);
 	revision = (u8)high & 0x0f;
 
 	dev_dbg(&client->dev, "sensor_revision = 0x%x\n", revision);