diff --git a/drivers/staging/intel_sst/intel_sst_fw_ipc.h b/drivers/staging/intel_sst/intel_sst_fw_ipc.h
index 1a2f67f0aedc..9d3c36807e07 100644
--- a/drivers/staging/intel_sst/intel_sst_fw_ipc.h
+++ b/drivers/staging/intel_sst/intel_sst_fw_ipc.h
@@ -31,7 +31,6 @@
 */
 
 #define MAX_NUM_STREAMS_MRST 3
-#define MAX_NUM_STREAMS_MFLD 6
 #define MAX_NUM_STREAMS 6
 #define MAX_DBG_RW_BYTES 80
 #define MAX_NUM_SCATTER_BUFFERS 8
diff --git a/drivers/staging/intel_sst/intel_sst_stream.c b/drivers/staging/intel_sst/intel_sst_stream.c
index 1ce3a9c4e3d5..b2c4b7067da0 100644
--- a/drivers/staging/intel_sst/intel_sst_stream.c
+++ b/drivers/staging/intel_sst/intel_sst_stream.c
@@ -45,7 +45,7 @@
  */
 int sst_check_device_type(u32 device, u32 num_chan, u32 *pcm_slot)
 {
-	if (device > MAX_NUM_STREAMS_MFLD) {
+	if (device >= MAX_NUM_STREAMS) {
 		pr_debug("sst: device type invalid %d\n", device);
 		return -EINVAL;
 	}