Modernisation: Action: Fix data race

ecmwf · Jan 13, 2025 · dd2875f · dd2875f
1 parent c11bb6a
commit dd2875f
Showing 1 changed file with 5 additions and 4 deletions.
diff --git a/src/action/action.cc b/src/action/action.cc
@@ -124,10 +124,11 @@ static void init_mutex()
 int grib_create_accessor(grib_section* p, grib_action* a, grib_loader* h)
 {
     /* ECC-604: Do not lock excessively */
-    /*GRIB_MUTEX_INIT_ONCE(&once,&init_mutex);*/
-    /*GRIB_MUTEX_LOCK(&mutex1);*/
-    return a->create_accessor(p, h);
-    /*GRIB_MUTEX_UNLOCK(&mutex1);*/
+    GRIB_MUTEX_INIT_ONCE(&once,&init_mutex);
+    GRIB_MUTEX_LOCK(&mutex1);
+    auto accessor = a->create_accessor(p, h);
+    GRIB_MUTEX_UNLOCK(&mutex1);
+    return accessor;
 }
 
 // int grib_action_notify_change(grib_action* a, grib_accessor* observer, grib_accessor* observed)