nconfig: Fix segfault when menu is empty
authorAndrej Gelenberg <andrej.gelenberg@udo.edu>
Mon, 2 Aug 2010 09:59:31 +0000 (11:59 +0200)
committerMichal Marek <mmarek@suse.cz>
Thu, 12 Aug 2010 22:34:15 +0000 (00:34 +0200)
nconf crush with segfault if press right arrow in empty menu.

Signed-off-by: Andrej Gelenberg <andrej.gelenberg@udo.edu>
Signed-off-by: Michal Marek <mmarek@suse.cz>
scripts/kconfig/nconf.c

index 762caf80ce37d3822d43bf0a151ffcf8b8a17d21..2ba71bcd38e65381aa347e093a2dc7b338d03dc0 100644 (file)
@@ -676,6 +676,8 @@ static void *item_data(void)
        struct mitem *mcur;
 
        cur = current_item(curses_menu);
+       if (!cur)
+               return NULL;
        mcur = (struct mitem *) item_userptr(cur);
        return mcur->usrptr;