Maintain legacy RTOS behavior before mbed-5

Fork of mbed-rtos by mbed official

Revision:
123:58563e6cba1e
Parent:
118:6635230e06ba
--- a/rtx/TARGET_CORTEX_M/rt_Task.c	Wed Nov 09 12:22:14 2016 -0600
+++ b/rtx/TARGET_CORTEX_M/rt_Task.c	Mon Nov 14 17:14:42 2016 -0600
@@ -247,6 +247,7 @@
   task_context->task_id = (U8)i;
   /* Pass parameter 'argv' to 'rt_init_context' */
   task_context->msg = argv;
+  task_context->argv = argv;
   /* For 'size == 0' system allocates the user stack from the memory pool. */
   rt_init_context (task_context, (U8)(prio_stksz & 0xFFU), task);