kconfig: hide irrelevant sub-menus for oldconfig

[carl9170fw.git] / config / symbol.c

diff --git a/config/symbol.c b/config/symbol.c
index cca9663be5ddd918703d534ef95368ccc44db322..0f7eba7d472a6a762e154bbcfede05b0ef8044db 100644 (file)
--- a/config/symbol.c
+++ b/config/symbol.c
@@ -183,7 +183,7 @@ static void sym_validate_range(struct symbol *sym)
                sprintf(str, "%lld", val2);
        else
                sprintf(str, "0x%llx", val2);
-       sym->curr.val = strdup(str);
+       sym->curr.val = xstrdup(str);
 }
 
 static void sym_set_changed(struct symbol *sym)
@@ -403,9 +403,10 @@ void sym_calc_value(struct symbol *sym)
                        if (!sym_is_choice(sym)) {
                                prop = sym_get_default_prop(sym);
                                if (prop) {
-                                       sym->flags |= SYMBOL_WRITE;
                                        newval.tri = EXPR_AND(expr_calc_value(prop->expr),
                                                              prop->visible.tri);
+                                       if (newval.tri != no)
+                                               sym->flags |= SYMBOL_WRITE;
                                }
                                if (sym->implied.tri != no) {
                                        sym->flags |= SYMBOL_WRITE;
@@ -849,7 +850,7 @@ struct symbol *sym_lookup(const char *name, int flags)
                                   : !(symbol->flags & (SYMBOL_CONST|SYMBOL_CHOICE))))
                                return symbol;
                }
-               new_name = strdup(name);
+               new_name = xstrdup(name);
        } else {
                new_name = NULL;
                hash = 0;