libyang MAINTENANCE unitialized var warnings

False positives.
diff --git a/src/schema_compile_node.c b/src/schema_compile_node.c
index 1405b8c..5d2f0ae 100644
--- a/src/schema_compile_node.c
+++ b/src/schema_compile_node.c
@@ -2582,7 +2582,7 @@
         }
     } else {
         /* top-level element */
-        struct lysc_node **list;
+        struct lysc_node **list = NULL;
 
         if (ctx->ext) {
             lyplg_ext_get_storage_p(ctx->ext, LY_STMT_DATA_NODE_MASK, (uint64_t *)&list);