Handle null Type in GetHashCode (#52115)

dotnet · May 1, 2021 · 91e9005 · 91e9005
1 parent a46f7e9
commit 91e9005
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/libraries/Microsoft.Extensions.DependencyInjection/src/ServiceLookup/ServiceCacheKey.cs b/src/libraries/Microsoft.Extensions.DependencyInjection/src/ServiceLookup/ServiceCacheKey.cs
@@ -42,7 +42,7 @@ public override int GetHashCode()
         {
             unchecked
             {
-                return (Type.GetHashCode() * 397) ^ Slot;
+                return ((Type?.GetHashCode() ?? 23) * 397) ^ Slot;
             }
         }
     }