core: Fix go vet issues shown by Travis

config/config_test.go

@@ -377,7 +377,7 @@ func TestConfigValidate_varDefault(t *testing.T) {
 func TestConfigValidate_varDefaultListType(t *testing.T) {
 	c := testConfig(t, "validate-var-default-list-type")
 	if err := c.Validate(); err != nil {
-		t.Fatal("should be valid: %s", err)
+		t.Fatalf("should be valid: %s", err)
 	}
 }
 

terraform/eval_variable.go

@@ -75,7 +75,6 @@ func (n *EvalTypeCheckVariable) Eval(ctx EvalContext) (interface{}, error) {
 				return nil, fmt.Errorf("variable %s%s should be type %s, got %T",
 					name, modulePathDescription, declaredType.Printable(), proposedValue)
 			}
-			continue
 		case config.VariableTypeMap:
 			switch proposedValue.(type) {
 			case map[string]interface{}: