Lock beatmaps for good measure

2026-06-08 15:04:22 +08:00 · 2017-08-01 09:38:43 +09:00
parent 6af0629cc0
commit ed3e78452e
1 changed files with 4 additions and 1 deletions
@@ -308,7 +308,10 @@ namespace osu.Game.Beatmaps
            var hash = hashable.ComputeSHA2Hash();

            // check if this beatmap has already been imported and exit early if so.
-            var beatmapSet = beatmaps.QueryAndPopulate<BeatmapSetInfo>(b => b.Hash == hash).FirstOrDefault();
+            BeatmapSetInfo beatmapSet;
+            lock (beatmaps)
+                beatmapSet = beatmaps.QueryAndPopulate<BeatmapSetInfo>(b => b.Hash == hash).FirstOrDefault();
+
            if (beatmapSet != null)
            {
                Undelete(beatmapSet);