yin parser CHANGE add support for submodule element
diff --git a/src/tree_schema_free.c b/src/tree_schema_free.c
index f82f240..0869fe5 100644
--- a/src/tree_schema_free.c
+++ b/src/tree_schema_free.c
@@ -54,7 +54,7 @@
     }
 }
 
-static void
+void
 lysp_import_free(struct ly_ctx *ctx, struct lysp_import *import)
 {
     /* imported module is freed directly from the context's list */