Do not try to strdup NULL, from seL4 at disroot dot org in GitHub issue

3038.
2022-01-17 10:40:03 +00:00 · 2022-01-17 10:40:03 +00:00 · a6b361e775
parent b2b94dcba7
commit a6b361e775
1 changed files with 2 additions and 1 deletions
--- a/popup.c
+++ b/popup.c
@ -668,7 +668,8 @@ popup_display(int flags, enum box_lines lines, struct cmdq_item *item, u_int px,
 	pd = xcalloc(1, sizeof *pd);
 	pd->item = item;
 	pd->flags = flags;
-	pd->title = xstrdup(title);
+	if (title != NULL)
+		pd->title = xstrdup(title);

 	pd->c = c;
 	pd->c->references++;