handle null pointers: cJSON_PrintPreallocated

2017-06-27 22:58:25 +02:00 · 2017-06-27 22:58:25 +02:00 · 56f2bc6f3e
commit 56f2bc6f3e
parent cdc35ebf88
1 changed files with 1 additions and 1 deletions
--- a/cJSON.c
+++ b/cJSON.c
@ -1122,7 +1122,7 @@ CJSON_PUBLIC(cJSON_bool) cJSON_PrintPreallocated(cJSON *item, char *buf, const i
 {
    printbuffer p = { 0, 0, 0, 0, 0, 0, { 0, 0, 0 } };

-    if (len < 0)
+    if ((len < 0) || (buf == NULL))
    {
        return false;
    }