Moved task_variable pointer to basic shared part of TCB instead of

RTEMS API extension to avoid problems when the extension is freed.
Eventually the task variable switch extension should become part
of the core context switch and the Ada tcb self implemented in
terms of it.

1 files changed, 3 insertions, 5 deletions

diff --git a/cpukit/rtems/src/taskvariableadd.c b/cpukit/rtems/src/taskvariableadd.c
index 1bc38bdf46..8928f6d7d7 100644
--- a/cpukit/rtems/src/taskvariableadd.c
+++ b/cpukit/rtems/src/taskvariableadd.c
@@ -30,7 +30,6 @@ rtems_status_code rtems_task_variable_add(
 {
   Thread_Control        *the_thread;
   Objects_Locations      location;
-  RTEMS_API_Control     *api;
   rtems_task_variable_t *tvp, *new;
 
   the_thread = _Thread_Get (tid, &location);
@@ -48,13 +47,12 @@ rtems_status_code rtems_task_variable_add(
     return RTEMS_INTERNAL_ERROR;
 
   case OBJECTS_LOCAL:
-    api = the_thread->API_Extensions[ THREAD_API_RTEMS ];
 
     /*
      *  Figure out if the variable is already in this task's list.
      */
 
-    tvp = api->task_variables;
+    tvp = the_thread->task_variables;
     while (tvp) {
       if (tvp->ptr == ptr) {
         _Thread_Enable_dispatch();
@@ -76,8 +74,8 @@ rtems_status_code rtems_task_variable_add(
     new->var = 0;
     new->ptr = ptr;
 
-    new->next = api->task_variables;
-    api->task_variables = new;
+    new->next = the_thread->task_variables;
+    the_thread->task_variables = new;
     _Thread_Enable_dispatch();
     return RTEMS_SUCCESSFUL;
   }