diff --git a/drivers/i2c/i2c-core-smbus.c b/drivers/i2c/i2c-core-smbus.c
index 404f5c71408c..59dfcdc33a8f 100644
--- a/drivers/i2c/i2c-core-smbus.c
+++ b/drivers/i2c/i2c-core-smbus.c
@@ -334,6 +334,8 @@ static s32 i2c_smbus_xfer_emulated(struct i2c_adapter *adapter, u16 addr,
 	 */
 	unsigned char msgbuf0[I2C_SMBUS_BLOCK_MAX+3];
 	unsigned char msgbuf1[I2C_SMBUS_BLOCK_MAX+2];
+	memset(msgbuf0, 0, sizeof(msgbuf0));
+    memset(msgbuf1, 0, sizeof(msgbuf1));
 	int nmsgs = read_write == I2C_SMBUS_READ ? 2 : 1;
 	u8 partial_pec = 0;
 	int status;