Fix potential nil dereference

graphql-editor · Sep 20, 2021 · 06e4526 · 06e4526
1 parent 4e07cf3
commit 06e4526
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/pkg/router/dispatch.go b/pkg/router/dispatch.go
@@ -224,7 +224,8 @@ func (d Dispatch) FieldResolve(rs ResolverConfig) func(params graphql.ResolvePar
 				return nil, nil
 			}
 		}
-		isSubscription := params.Info.Path.Prev == nil &&
+		isSubscription := params.Info.Path != nil &&
+			params.Info.Path.Prev == nil &&
 			params.Info.Schema.SubscriptionType().Name() == params.Info.ParentType.Name()
 		if isSubscription {
 			params.Source = params.Context.Value(SubscriptionPayloadKey)