Fix: Bug reported by the clang static analyzer.

Description: Access to field 'data' results in a dereference of a null pointer (loaded from variable 'current') File: /home/jnicola/dev/openvas/nasl/lint.c Line: 424
greenbone · Oct 21, 2022 · 099487d · 099487d
1 parent ab20dab
commit 099487d
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/nasl/lint.c b/nasl/lint.c
@@ -419,6 +419,10 @@ is_deffunc_used (const char *funcname, const char *filename,
 {
   func_info *element;
   GSList *current = def_func_tree;
+
+  if (current == NULL)
+    return 0;
+
   do
     {
       element = current->data;