diff --git a/techpack/audio/dsp/q6lsm.c b/techpack/audio/dsp/q6lsm.c
index 175c8fcb1a7e..aa4127c1ae82 100644
--- a/techpack/audio/dsp/q6lsm.c
+++ b/techpack/audio/dsp/q6lsm.c
@@ -2129,8 +2129,18 @@ static int q6lsm_mmapcallback(struct apr_client_data *data, void *priv)
 		lsm_common.set_custom_topology = 1;
 		return 0;
 	}
+	
+	/*
+	The payload_size can be either 4 or 8 bytes.
+	It has to be verified whether the payload_size is
+	atleast 4 bytes. If it is less, returns errorcode.
 
-	if (data->payload_size < (2 * sizeof(uint32_t))) {
+	The opcode for 4 bytes is 0x12A80
+	The opcode for 8 bytes is 0x110E8.
+	 
+	*/
+
+	if (data->payload_size < (2 * sizeof(uint16_t))) {
 		pr_err("%s: payload has invalid size[%d]\n", __func__,
 			data->payload_size);
 		return -EINVAL;