Revert "Only invalidate if the user value actually changes.".

This will break choices under certain circumstances.

1 files changed, 7 insertions, 11 deletions

diff --git a/kconfiglib.py b/kconfiglib.py
index 1fe3929..97e6358 100644
--- a/kconfiglib.py
+++ b/kconfiglib.py
@@ -2444,20 +2444,16 @@ class Symbol(Item, _HasVisibility):
         things will just work with regards to dependencies.
 
         v -- The user value to give to the symbol."""
-        old_user_val = self.user_val
-
         self._set_user_value_no_invalidate(v, False)
 
-        # If the user value changed, invalidate all dependent symbols
-        if self.user_val != old_user_val:
-            # There might be something more efficient you could do here, but play
-            # it safe.
-            if self.name == "MODULES":
-                self.config._invalidate_all()
-                return
+        # There might be something more efficient you could do here, but play
+        # it safe.
+        if self.name == "MODULES":
+            self.config._invalidate_all()
+            return
 
-            self._invalidate()
-            self._invalidate_dependent()
+        self._invalidate()
+        self._invalidate_dependent()
 
     def unset_user_value(self):
         """Resets the user value of the symbol, as if the symbol had never