fix: get_free_mem_block uses heap memory (not mem_block).

cmake_targets/CMakeLists.txt

@@ -988,7 +988,7 @@ set(UTIL_SRC
   ${OPENAIR_DIR}/common/utils/LOG/log.c
 #  ${OPENAIR2_DIR}/UTIL/LOG/vcd_signal_dumper.c
   ${OPENAIR2_DIR}/UTIL/MATH/oml.c
-  #${OPENAIR2_DIR}/UTIL/MEM/mem_block.c
+  ${OPENAIR2_DIR}/UTIL/MEM/mem_block.c
 #  ${OPENAIR2_DIR}/UTIL/OCG/OCG.c
 #  ${OPENAIR2_DIR}/UTIL/OCG/OCG_create_dir.c
 #  ${OPENAIR2_DIR}/UTIL/OCG/OCG_detect_file.c

common/utils/ocp_itti/intertask_interface.cpp

@@ -35,6 +35,7 @@ int timer_expired(int fd);
 task_list_t tasks[TASK_MAX];
 
 extern "C" {
+#if 0
   void *pool_buffer_init (void) {
     return 0;
   }
@@ -63,7 +64,7 @@ extern "C" {
     ptr->size=sizeP;
     return ptr;
   }
-
+#endif
   void *itti_malloc(task_id_t origin_task_id, task_id_t destination_task_id, ssize_t size) {
     void *ptr = NULL;
     AssertFatal ((ptr=malloc (size)) != NULL, "Memory allocation of %zu bytes failed (%d -> %d)!\n",

openair2/UTIL/MEM/mem_block.c

@@ -68,8 +68,8 @@ pool_buffer_init (void)
   //-----------------------------------------------------------------------------
 
   uint32_t             index, mb_index, pool_index;
-  mem_pool       *memory = (mem_pool *) &mem_block_var;
   memBlockVar=malloc(sizeof(mem_pool));
+  mem_pool       *memory = (mem_pool *) &mem_block_var;
   int             pool_sizes[14] = { MEM_MNGT_MB0_NB_BLOCKS, MEM_MNGT_MB1_NB_BLOCKS,
                                      MEM_MNGT_MB2_NB_BLOCKS, MEM_MNGT_MB3_NB_BLOCKS,
                                      MEM_MNGT_MB4_NB_BLOCKS, MEM_MNGT_MB5_NB_BLOCKS,