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core: check that pointers received in arguments are not NULL in "free" functions

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Functions:
- hdata_free
- infolist_var_free
- infolist_item_free
- infolist_free
- string_shared_free
- gui_window_objects_free
- gui_color_free
- gui_completion_free
- gui_filter_free
- gui_history_buffer_free
- gui_hotlist_free
- gui_key_free
- gui_lines_free
- gui_line_tags_free
- gui_line_free
- gui_window_tree_free
- gui_window_scroll_free
This commit is contained in:
Sébastien Helleu
2017-03-25 14:01:50 +01:00
parent eebb0547e2
commit 0d059add9a
12 changed files with 62 additions and 15 deletions
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src/core/wee-string.c
+3
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@@ -3184,6 +3184,9 @@ string_shared_free (const char *string)
{
string_shared_count_t *ptr_count;
if (!string)
return;
ptr_count = (string_shared_count_t *)(string - sizeof (string_shared_count_t));
(*ptr_count)--;