bugfix: Initialize uxTaskNumber at task initialization (#374)

* bugfix: Initialize uxTaskNumber at task initialization
FreeRTOS · Nov 11, 2021 · 683811b · 683811b
1 parent 4896d6b
commit 683811b
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diff --git a/.github/lexicon.txt b/.github/lexicon.txt
@@ -2452,6 +2452,7 @@ uxstreambuffernumber
 uxtaskgetnumberoftasks
 uxtaskgetstackhighwatermark
 uxtaskgetsystemstate
+uxtaskgettasknumber
 uxtasknumber
 uxtaskpriorityget
 uxtaskprioritygetfromisr
@@ -2601,6 +2602,7 @@ vtaskremovefromunorderedeventlist
 vtaskresume
 vtaskresumefromisr
 vtasksetapplicationtasktag
+vtasksettasknumber
 vtasksettimeout
 vtasksettimeoutstate
 vtaskstartscheduler

diff --git a/tasks.c b/tasks.c
@@ -1122,6 +1122,10 @@ static void prvAddNewTaskToReadyList( TCB_t * pxNewTCB )
             {
                 /* Add a counter into the TCB for tracing only. */
                 pxNewTCB->uxTCBNumber = uxTaskNumber;
+
+                /* Initialize the uxTaskNumber member to zero. It is utilized by the
+                 * application using vTaskSetTaskNumber and uxTaskGetTaskNumber APIs. */
+                pxNewTCB->uxTaskNumber = 0;
             }
         #endif /* configUSE_TRACE_FACILITY */
         traceTASK_CREATE( pxNewTCB );