cJSON_strdup: Check for NULL string

2017-01-05 21:31:17 +01:00 · 2017-01-05 21:31:17 +01:00 · 1df987a170
parent ddadb44a67
commit 1df987a170
1 changed files with 5 additions and 0 deletions
--- a/cJSON.c
+++ b/cJSON.c
@ -88,6 +88,11 @@ static char* cJSON_strdup(const char* str)
    size_t len = 0;
    char *copy = NULL;

+    if (str == NULL)
+    {
+        return NULL;
+    }
+
    len = strlen(str) + 1;
    if (!(copy = (char*)cJSON_malloc(len)))
    {