Result of call that may return NULL dereferenced unconditionally error

[jonthysell]

Problem Description

CodeQL reports 5 Result of call that may return NULL dereferenced unconditionally errors in the NativeUIManager.cpp file.

Steps To Reproduce

Link to the CodeQL (corpnet-only): https://onees.lgtm.microsoft.com/projects/u/gh/microsoft%2Freact-native-windows%2Ftree%2Fmain/alerts/?mode=tree&ruleFocus=1000894

Expected Results

No response

CLI version

npx react-native --version

Environment

npx react-native info

Target Platform Version

No response

Target Device(s)

No response

Visual Studio Version

No response

Build Configuration

No response

Snack, code example, screenshot, or link to a repository

Source root/vnext/…/Modules/NativeUIManager.cpp

5 alerts

↑	1-814
815	YGNodeRef yogaOldParent = GetYogaNode(oldParentTag);
816	if (yogaOldParent != nullptr) {
817	YGNodeRemoveChild(yogaOldParent, yogaNodeToAdd);
	In AddView result of call to GetYogaNode is dereferenced here and may be null.
818	}
819
820	YGNodeInsertChild(yogaNodeToManage, yogaNodeToAdd, static_cast<uint32_t>(index));
	In AddView result of call to GetYogaNode is dereferenced here and may be null.In AddView result of call to GetYogaNode is dereferenced here and may be null.
821	}
822	}
↓↑	823-832
833	for (uint32_t i = childCount; i > 0; --i) {
834	YGNodeRef yogaNodeToRemove = YGNodeGetChild(yogaNode, i - 1);
835	YGNodeRemoveChild(yogaNode, yogaNodeToRemove);
	In RemoveView result of call to YGNodeGetChild is dereferenced here and may be null.
836	}
837	}
↓↑	838-871
872	if (pViewManager->RequiresYogaNode()) {
873	YGNodeRef yogaNode = GetYogaNode(node.m_tag);
874	StyleYogaNode(node, yogaNode, props);
	In UpdateView result of call to GetYogaNode is dereferenced here and may be null.
875	}
876	}
↓	877-1162