cosmetics

[simgrid.git] / src / msg / gos.c

diff --git a/src/msg/gos.c b/src/msg/gos.c
index a2fb719..bab9528 100644 (file)
--- a/src/msg/gos.c
+++ b/src/msg/gos.c
@@ -594,7 +594,7 @@ void __MSG_task_execute(m_process_t process, m_task_t task)
   simdata = task->simdata;
   xbt_assert0((!simdata->compute)&&(task->simdata->using==1),
              "This taks is executed somewhere else. Go fix your code!");
-  task->simdata->using++;
+  simdata->using++;
   simdata->compute = surf_workstation_resource->extension_public->
     execute(MSG_process_get_host(process)->simdata->host,
            simdata->computation_amount);
@@ -602,7 +602,7 @@ void __MSG_task_execute(m_process_t process, m_task_t task)
     set_priority(simdata->compute, simdata->priority);
 
   surf_workstation_resource->common_public->action_set_data(simdata->compute,task);
-  task->simdata->using--;
+  simdata->using--;
 }
 
 MSG_error_t __MSG_wait_for_computation(m_process_t process, m_task_t task)
@@ -745,6 +745,8 @@ MSG_error_t MSG_process_sleep(double nb_sec)
   m_process_t process = MSG_process_self();
   m_task_t dummy = NULL;
   simdata_task_t simdata = NULL;
+  
+  xbt_assert1(nb_sec>=0,"Invalid duration %g",nb_sec);
 
   CHECK_HOST();
   dummy = MSG_task_create("MSG_sleep", nb_sec, 0.0, NULL);