From: Nicholas Guriev <nicholas@guriev.su>
Date: Fri, 21 May 2021 19:36:10 +0000 (+0300)
Subject: Avoid access to last element of empty mChildren vector
X-Git-Tag: submit/tizen/20210621.044901~1
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=9719d981af0e35ed7b0aa650fe66533175489e3f;p=platform%2Fcore%2Fuifw%2Flottie-player.git

Avoid access to last element of empty mChildren vector

Change-Id: I590b2bdf25424161d25ddc1a4311b393d08b9a96
---

diff --git a/src/lottie/lottieparser.cpp b/src/lottie/lottieparser.cpp
index 6d46cc2..70a132f 100644
--- a/src/lottie/lottieparser.cpp
+++ b/src/lottie/lottieparser.cpp
@@ -1225,8 +1225,9 @@ model::Object *LottieParserImpl::parseGroupObject()
             while (NextArrayValue()) {
                 parseObject(group);
             }
-            if (group->mChildren.back()->type() ==
-                model::Object::Type::Transform) {
+            if (!group->mChildren.empty()
+                    && group->mChildren.back()->type()
+                            == model::Object::Type::Transform) {
                 group->mTransform =
                     static_cast<model::Transform *>(group->mChildren.back());
                 group->mChildren.pop_back();