From 75f81bfa062c9199759cd8257a10e64e543eb8ed Mon Sep 17 00:00:00 2001
From: smoogipoo <smoogipoo@smgi.me>
Date: Tue, 2 Feb 2021 20:35:31 +0900
Subject: [PATCH] Add back mod validation

---
 osu.Game/Overlays/Mods/ModSelectOverlay.cs | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/osu.Game/Overlays/Mods/ModSelectOverlay.cs b/osu.Game/Overlays/Mods/ModSelectOverlay.cs
index c7e856028a..775b0de1c0 100644
--- a/osu.Game/Overlays/Mods/ModSelectOverlay.cs
+++ b/osu.Game/Overlays/Mods/ModSelectOverlay.cs
@@ -412,9 +412,12 @@ namespace osu.Game.Overlays.Mods
 
             foreach (var section in ModSectionsContainer.Children)
             {
-                section.Mods = Stacked
-                    ? availableMods.Value[section.ModType]
-                    : ModUtils.FlattenMods(availableMods.Value[section.ModType]);
+                IEnumerable<Mod> modEnumeration = availableMods.Value[section.ModType];
+
+                if (!Stacked)
+                    modEnumeration = ModUtils.FlattenMods(modEnumeration);
+
+                section.Mods = modEnumeration.Where(isValidMod);
             }
         }