diff options
Diffstat (limited to 'scripts/kconfig/menu.c')
| -rw-r--r-- | scripts/kconfig/menu.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/scripts/kconfig/menu.c b/scripts/kconfig/menu.c index b2d8d4e11e07..9c079e92a9ed 100644 --- a/scripts/kconfig/menu.c +++ b/scripts/kconfig/menu.c @@ -428,9 +428,19 @@ static void _menu_finalize(struct menu *parent, bool inside_choice) if (!expr_contains_symbol(dep, sym)) /* No dependency, quit */ break; + /* + * Note that it's actually possible to depend on both + * 'SYM!=y' and 'SYM=y', so we need to first check if + * it's a positive dependency before checking if it's + * a negative dependency. See example: + * 'SFC && MTD && !(SFC=y && MTD=m)' + */ if (expr_depends_symbol(dep, sym)) /* Absolute dependency, put in submenu */ goto next; + if (expr_contains_symbol_negated(dep, sym)) + /* Negative dependency, quit */ + break; /* * Also consider it a dependency on sym if our |