minor: add a comment

6c789a36 · Cedric Roux · 09139ab0 · 6c789a36
Commit 6c789a36 authored Feb 14, 2017 by Cedric Roux
--- a/openair2/LAYER2/MAC/main.c
+++ b/openair2/LAYER2/MAC/main.c
@@ -62,6 +62,7 @@
 #endif //PHY_EMUL

 #include "SCHED/defs.h"
+/* TODO: this abstraction_flag here is very hackish - find a proper solution */
 extern uint8_t abstraction_flag;
 void dl_phy_sync_success(module_id_t   module_idP,
                         frame_t       frameP,