kconfig: remove a spurious self-assignment

The self assignment was probably introduced by an automated code
refactoring in
commit 694c49a7c01c ("kconfig: drop localization support").

The issue was identified by a self-assign warning when running
make menuconfig with clang.

Fixes: 694c49a7c01c ("kconfig: drop localization support")
Signed-off-by: Lukas Bulwahn <lukas.bulwahn@gmail.com>
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>

1 files changed, 0 insertions, 1 deletions

diff --git a/scripts/kconfig/mconf.c b/scripts/kconfig/mconf.c
index 83b5836615fb..143c05fec161 100644
--- a/scripts/kconfig/mconf.c
+++ b/scripts/kconfig/mconf.c
@@ -490,7 +490,6 @@ static void build_conf(struct menu *menu)
                         switch (prop->type) {
                         case P_MENU:
                                 child_count++;
-                                prompt = prompt;
                                 if (single_menu_mode) {
                                         item_make("%s%*c%s",
                                                   menu->data ? "-->" : "++>",