From d7dee57886e98696247ceddf2a030bed46fe4e03 Mon Sep 17 00:00:00 2001
From: Miterosan <miterosan@gmail.com>
Date: Tue, 7 Nov 2017 23:13:56 +0100
Subject: [PATCH] set can not be null in BeatmapSetCover.cs

---
 osu.Game/Beatmaps/Drawables/BeatmapSetCover.cs | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/osu.Game/Beatmaps/Drawables/BeatmapSetCover.cs b/osu.Game/Beatmaps/Drawables/BeatmapSetCover.cs
index df7e0905d0..614ebc236b 100644
--- a/osu.Game/Beatmaps/Drawables/BeatmapSetCover.cs
+++ b/osu.Game/Beatmaps/Drawables/BeatmapSetCover.cs
@@ -1,6 +1,7 @@
 // Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
 // Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
 
+using System;
 using osu.Framework.Allocation;
 using osu.Framework.Graphics.Sprites;
 using osu.Framework.Graphics.Textures;
@@ -12,6 +13,9 @@ public class BeatmapSetCover : Sprite
         private readonly BeatmapSetInfo set;
         public BeatmapSetCover(BeatmapSetInfo set)
         {
+            if (set == null)
+                throw new ArgumentNullException(nameof(set));
+
             this.set = set;
         }