From fcb81cd980326b1cfc9f5672b1211b36785537f3 Mon Sep 17 00:00:00 2001
From: Heeyong Song <heeyong.song@samsung.com>
Date: Tue, 19 Oct 2021 13:17:17 +0900
Subject: [PATCH] [Tizen] Protect dereferencing null in Node

Change-Id: I60506f563fefc31c9c70b7067fc45f91d6929b96
---
 dali/internal/update/nodes/node.h | 22 ++++++++++++++++------
 1 file changed, 16 insertions(+), 6 deletions(-)

diff --git a/dali/internal/update/nodes/node.h b/dali/internal/update/nodes/node.h
index 75c08a0..3758b4d 100644
--- a/dali/internal/update/nodes/node.h
+++ b/dali/internal/update/nodes/node.h
@@ -360,7 +360,12 @@ public:
    */
   const Vector3& GetParentOrigin() const
   {
-    return mParentOrigin.Get(0);
+    if(mTransformManagerData.Id() != INVALID_TRANSFORM_ID && mParentOrigin.mTxManagerData)
+    {
+      return mParentOrigin.Get(0);
+    }
+
+    return Vector3::ZERO;
   }
 
   /**
@@ -378,7 +383,12 @@ public:
    */
   const Vector3& GetAnchorPoint() const
   {
-    return mAnchorPoint.Get(0);
+    if(mTransformManagerData.Id() != INVALID_TRANSFORM_ID && mAnchorPoint.mTxManagerData)
+    {
+      return mAnchorPoint.Get(0);
+    }
+
+    return Vector3::ZERO;
   }
 
   /**
@@ -397,7 +407,7 @@ public:
    */
   const Vector3& GetPosition(BufferIndex bufferIndex) const
   {
-    if(mTransformManagerData.Id() != INVALID_TRANSFORM_ID)
+    if(mTransformManagerData.Id() != INVALID_TRANSFORM_ID && mPosition.mTxManagerData)
     {
       return mPosition.Get(bufferIndex);
     }
@@ -433,7 +443,7 @@ public:
    */
   const Quaternion& GetOrientation(BufferIndex bufferIndex) const
   {
-    if(mTransformManagerData.Id() != INVALID_TRANSFORM_ID)
+    if(mTransformManagerData.Id() != INVALID_TRANSFORM_ID && mOrientation.mTxManagerData)
     {
       return mOrientation.Get(0);
     }
@@ -470,7 +480,7 @@ public:
    */
   const Vector3& GetScale(BufferIndex bufferIndex) const
   {
-    if(mTransformManagerData.Id() != INVALID_TRANSFORM_ID)
+    if(mTransformManagerData.Id() != INVALID_TRANSFORM_ID && mScale.mTxManagerData)
     {
       return mScale.Get(0);
     }
@@ -620,7 +630,7 @@ public:
    */
   const Vector3& GetSize(BufferIndex bufferIndex) const
   {
-    if(mTransformManagerData.Id() != INVALID_TRANSFORM_ID)
+    if(mTransformManagerData.Id() != INVALID_TRANSFORM_ID && mSize.mTxManagerData)
     {
       DALI_LOG_RELEASE_INFO("id = %d, data = %p, manager = %p, id = %d, mSize data = %p, index = %x\n",
                             mId, &mTransformManagerData, mTransformManagerData.mManager, mTransformManagerData.mId, mSize.mTxManagerData, mDepthIndex);
-- 
2.7.4