rtems: Add and use _Region_Get_and_lock()

Get region and lock allocator in _Region_Get_and_lock() in case the
region exists and unlock it in _Region_Unlock().

1 files changed, 19 insertions, 21 deletions

diff --git a/cpukit/rtems/src/regionextend.c b/cpukit/rtems/src/regionextend.c
index b1df066f25..e6cadf8750 100644
--- a/cpukit/rtems/src/regionextend.c
+++ b/cpukit/rtems/src/regionextend.c
@@ -34,29 +34,27 @@ rtems_status_code rtems_region_extend(
     return RTEMS_INVALID_ADDRESS;
   }
 
-  _RTEMS_Lock_allocator();
-
-  the_region = _Region_Get( id );
-
-  if ( the_region != NULL ) {
-    amount_extended = _Heap_Extend(
-      &the_region->Memory,
-      starting_address,
-      length,
-      0
-    );
-
-    if ( amount_extended > 0 ) {
-      the_region->length               += amount_extended;
-      the_region->maximum_segment_size += amount_extended;
-      status = RTEMS_SUCCESSFUL;
-    } else {
-      status = RTEMS_INVALID_ADDRESS;
-    }
+  the_region = _Region_Get_and_lock( id );
+
+  if ( the_region == NULL ) {
+    return RTEMS_INVALID_ID;
+  }
+
+  amount_extended = _Heap_Extend(
+    &the_region->Memory,
+    starting_address,
+    length,
+    0
+  );
+
+  if ( amount_extended > 0 ) {
+    the_region->length               += amount_extended;
+    the_region->maximum_segment_size += amount_extended;
+    status = RTEMS_SUCCESSFUL;
   } else {
-    status = RTEMS_INVALID_ID;
+    status = RTEMS_INVALID_ADDRESS;
   }
 
-  _RTEMS_Unlock_allocator();
+  _Region_Unlock( the_region );
   return status;
 }