From 5b5e3dc4a2ee03256aac220341ad419d20df9e87 Mon Sep 17 00:00:00 2001
From: Dean Herbert <pe@ppy.sh>
Date: Mon, 8 Nov 2021 14:33:15 +0900
Subject: [PATCH] Revert incorrect mod nullable parameter specification

---
 osu.Game/Rulesets/Difficulty/DifficultyCalculator.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/osu.Game/Rulesets/Difficulty/DifficultyCalculator.cs b/osu.Game/Rulesets/Difficulty/DifficultyCalculator.cs
index 6630530b65..a6f3a75302 100644
--- a/osu.Game/Rulesets/Difficulty/DifficultyCalculator.cs
+++ b/osu.Game/Rulesets/Difficulty/DifficultyCalculator.cs
@@ -124,7 +124,7 @@ namespace osu.Game.Rulesets.Difficulty
         /// </summary>
         /// <param name="mods">The original list of <see cref="Mod"/>s.</param>
         /// <param name="cancellationToken">The cancellation token.</param>
-        private void preProcess(IEnumerable<Mod> mods = null, CancellationToken cancellationToken = default)
+        private void preProcess(IEnumerable<Mod> mods, CancellationToken cancellationToken = default)
         {
             playableMods = mods.Select(m => m.DeepClone()).ToArray();