ast_instantiate should check return value of mem_a and return NULL on error

2024-11-27 06:02:22 +00:00 · 2012-05-01 15:09:17 +02:00 · 2012-05-01 15:09:17 +02:00 · 4c165cbd07
commit 4c165cbd07
parent 281bd8657a
1 changed files with 3 additions and 0 deletions
--- a/ast.c
+++ b/ast.c
@ -29,6 +29,9 @@

 #define ast_instantiate(T, ctx, destroyfn)                          \
    T* self = (T*)mem_a(sizeof(T));                                 \
+    if (!self) {                                                    \
+        return NULL;                                                \
+    }                                                               \
    ast_node_init((ast_node*)self, ctx);                            \
    ( (ast_node*)self )->node.destroy = (ast_node_delete*)destroyfn