From e122b44269334bbca1a3dd3daae1333810632421 Mon Sep 17 00:00:00 2001
From: Misko Hevery <misko@hevery.com>
Date: Tue, 14 May 2019 21:46:13 -0700
Subject: [PATCH] perf(ivy): clean up findComponentView for speed (#30453)

PR Close #30453
---
 packages/core/src/render3/util/view_traversal_utils.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/core/src/render3/util/view_traversal_utils.ts b/packages/core/src/render3/util/view_traversal_utils.ts
index dc672ec83e..7677edf333 100644
--- a/packages/core/src/render3/util/view_traversal_utils.ts
+++ b/packages/core/src/render3/util/view_traversal_utils.ts
@@ -49,7 +49,7 @@ export function getRootView(componentOrLView: LView | {}): LView {
  */
 export function findComponentView(lView: LView): LView {
   let rootTNode = lView[T_HOST];
-  while (rootTNode && rootTNode.type === TNodeType.View) {
+  while (rootTNode !== null && rootTNode.type === TNodeType.View) {
     ngDevMode && assertDefined(lView[DECLARATION_VIEW], 'lView[DECLARATION_VIEW]');
     lView = lView[DECLARATION_VIEW] !;
     rootTNode = lView[T_HOST];