From 8dc24a52a7fdbe4fcb461a32fe897b1abd72156d Mon Sep 17 00:00:00 2001
From: Miterosan <miterosan@gmail.com>
Date: Tue, 7 Nov 2017 23:11:33 +0100
Subject: [PATCH] beatmap and line can not be null in OsuLegacyDecoder.cs

---
 osu.Game/Beatmaps/Formats/OsuLegacyDecoder.cs | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/osu.Game/Beatmaps/Formats/OsuLegacyDecoder.cs b/osu.Game/Beatmaps/Formats/OsuLegacyDecoder.cs
index 5277044550..1c7a08d17a 100644
--- a/osu.Game/Beatmaps/Formats/OsuLegacyDecoder.cs
+++ b/osu.Game/Beatmaps/Formats/OsuLegacyDecoder.cs
@@ -585,6 +585,11 @@ namespace osu.Game.Beatmaps.Formats
 
         private void handleColours(Beatmap beatmap, string line, ref bool hasCustomColours)
         {
+            if (beatmap == null)
+                throw new ArgumentNullException(nameof(beatmap));
+            if (line == null)
+                throw new ArgumentNullException(nameof(line));
+
             var pair = splitKeyVal(line, ':');
 
             string[] split = pair.Value.Split(',');