gvgen mkTree: fix unchecked allocations

diff --git a/cmd/tools/graph_generator.c b/cmd/tools/graph_generator.c
index 10f4013bcc1e4e7f4f0ce19b6b3a4c1dfac36544..a8b9645feb8bc861716f78ca90fefb3c2ee6193e 100644 (file)
--- a/cmd/tools/graph_generator.c
+++ b/cmd/tools/graph_generator.c
@@ -547,10 +547,10 @@ typedef struct {
 static tree_t*
 mkTree (int sz)
 {
-    tree_t* tp = NEW(tree_t);
+    tree_t* tp = gv_alloc(sizeof(tree_t));
     tp->root = 0;
     tp->top = 0;
-    tp->p = N_NEW(sz,int);
+    tp->p = gv_calloc(sz, sizeof(int));
     return tp;
 }