diff --git a/components/freertos/FreeRTOS-Kernel/stream_buffer.c b/components/freertos/FreeRTOS-Kernel/stream_buffer.c
index f10b24437e..38c4fef59c 100644
--- a/components/freertos/FreeRTOS-Kernel/stream_buffer.c
+++ b/components/freertos/FreeRTOS-Kernel/stream_buffer.c
@@ -588,14 +588,13 @@ size_t xStreamBufferSend( StreamBufferHandle_t xStreamBuffer,
     size_t xReturn, xSpace = 0;
     size_t xRequiredSpace = xDataLengthBytes;
     TimeOut_t xTimeOut;
-    size_t xMaxReportedSpace = 0;
-
-    configASSERT( pvTxData );
-    configASSERT( pxStreamBuffer );
 
     /* The maximum amount of space a stream buffer will ever report is its length
      * minus 1. */
-    xMaxReportedSpace = pxStreamBuffer->xLength - ( size_t ) 1;
+    const size_t xMaxReportedSpace = pxStreamBuffer->xLength - ( size_t ) 1;
+
+    configASSERT( pvTxData );
+    configASSERT( pxStreamBuffer );
 
     /* This send function is used to write to both message buffers and stream
      * buffers.  If this is a message buffer then the space needed must be