[FIX] add NULL pointer check to xTaskIncrementTick()

Stefan · Stefan · commit 54325540ea32 · 2025-02-19T18:18:41.000+01:00
diff --git a/tasks.c b/tasks.c
@@ -4766,6 +4766,11 @@ BaseType_t xTaskIncrementTick( void )
         {
             for( ; ; )
             {
+                /* if the system tick interrupt is started independent from the
+                 * scheduler the first tick increment might occur before the
+                 * the first task is created and therefore pxDelayedTaskList is
+                 * still not set */
+                configASSERT( pxDelayedTaskList != NULL );
                 if( listLIST_IS_EMPTY( pxDelayedTaskList ) != pdFALSE )
                 {
                     /* The delayed list is empty.  Set xNextTaskUnblockTime

Original file line number	Diff line number	Diff line change
`@@ -4766,6 +4766,11 @@ BaseType_t xTaskIncrementTick( void )`
`4766`	`4766`	`{`
`4767`	`4767`	`for( ; ; )`
`4768`	`4768`	`{`
	`4769`	`+ /* if the system tick interrupt is started independent from the`
	`4770`	`+ * scheduler the first tick increment might occur before the`
	`4771`	`+ * the first task is created and therefore pxDelayedTaskList is`
	`4772`	`+ * still not set */`
	`4773`	`+ configASSERT( pxDelayedTaskList != NULL );`
`4769`	`4774`	`if( listLIST_IS_EMPTY( pxDelayedTaskList ) != pdFALSE )`
`4770`	`4775`	`{`
`4771`	`4776`	`/* The delayed list is empty. Set xNextTaskUnblockTime`