patches13/0005-fix-itti-message-broadcast-memory-handling-problem.patch

git-svn-id: http://svn.eurecom.fr/openair4G/trunk@7051 818b1a75-f10b-46b9-bf7c-635c3b92a50f

common/utils/itti/intertask_interface.c

@@ -336,10 +336,11 @@ int itti_send_broadcast_message(MessageDef *message_p) {
         if (thread_id != origin_thread_id) {
             /* Skip tasks which are not running */
             if (itti_desc.threads[thread_id].task_state == TASK_STATE_READY) {
-                new_message_p = itti_malloc (origin_task_id, destination_task_id, sizeof(MessageDef));
+                size_t size = sizeof(MessageHeader) + message_p->ittiMsgHeader.ittiMsgSize;
+                new_message_p = itti_malloc( origin_task_id, destination_task_id, size );
                 AssertFatal (new_message_p != NULL, "New message allocation failed!\n");
 
-                memcpy (new_message_p, message_p, sizeof(MessageDef));
+                memcpy( new_message_p, message_p, size );
                 result = itti_send_msg_to_task (destination_task_id, INSTANCE_DEFAULT, new_message_p);
                 AssertFatal (result >= 0, "Failed to send message %d to thread %d (task %d)!\n", message_p->ittiMsgHeader.messageId, thread_id, destination_task_id);
             }

common/utils/itti/intertask_interface_types.h

@@ -145,8 +145,10 @@ typedef struct MessageHeader_s
 
 /** @struct MessageDef
  *  @brief Message structure for inter-task communication.
+ *  \internal
+ *  The attached attribute \c __packed__ is neccessary, because the memory allocation code expects \ref ittiMsg directly following \ref ittiMsgHeader.
  */
-typedef struct MessageDef_s
+typedef struct __attribute__ ((__packed__)) MessageDef_s
 {
         MessageHeader ittiMsgHeader; /**< Message header */
         msg_t         ittiMsg; /**< Union of payloads as defined in x_messages_def.h headers */