kconfig: do not override symbols already set

For randconfig, if a list of required symbols is specified with
KCONFIG_ALLCONFIG, such symbols do not "have a value" as per
sym_has_value(), but have the "valid" flag set.

Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>

diff --git a/scripts/kconfig/confdata.c b/scripts/kconfig/confdata.c
index 306cbc1..2e35d4b 100644 (file)
--- a/scripts/kconfig/confdata.c
+++ b/scripts/kconfig/confdata.c
@@ -1109,7 +1109,7 @@ void conf_set_all_new_symbols(enum conf_def_mode mode)
        int i, cnt;
 
        for_all_symbols(i, sym) {
-               if (sym_has_value(sym))
+               if (sym_has_value(sym) || (sym->flags & SYMBOL_VALID))
                        continue;
                switch (sym_get_type(sym)) {
                case S_BOOLEAN: