fix(c): check against NULL before memcpy

aquasecurity · Aug 9, 2023 · c5dfa35 · c5dfa35
1 parent 817b697
commit c5dfa35
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/libbpfgo.c b/libbpfgo.c
@@ -82,7 +82,11 @@ void libbpfgo_bpf_map__initial_value(struct bpf_map *map, void *value)
 {
     size_t psize;
     const void *data;
+
     data = bpf_map__initial_value(map, &psize);
+    if (!data)
+        return;
+
     memcpy(value, data, psize);
 }