diff options
| -rw-r--r-- | scripts/kconfig/nconf.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/scripts/kconfig/nconf.c b/scripts/kconfig/nconf.c index e0f965529166..0fb48f171b66 100644 --- a/scripts/kconfig/nconf.c +++ b/scripts/kconfig/nconf.c @@ -268,7 +268,7 @@ static int mwin_max_cols; static MENU *curses_menu; static ITEM *curses_menu_items[MAX_MENU_ITEMS]; static struct mitem k_menu_items[MAX_MENU_ITEMS]; -static int items_num; +static unsigned int items_num; static int global_exit; /* the currently selected button */ static const char *current_instructions = menu_instructions; @@ -496,8 +496,12 @@ typedef enum {MATCH_TINKER_PATTERN_UP, MATCH_TINKER_PATTERN_DOWN, /* return the index of the matched item, or -1 if no such item exists */ static int get_mext_match(const char *match_str, match_f flag) { - int match_start = item_index(current_item(curses_menu)); - int index; + int match_start, index; + + /* Do not search if the menu is empty (i.e. items_num == 0) */ + match_start = item_index(current_item(curses_menu)); + if (match_start == ERR) + return -1; if (flag == FIND_NEXT_MATCH_DOWN) ++match_start; |