Examples of errors detected by the V3080 diagnostic
V3080. Possible null dereference.
Barotrauma
V3080 Possible null dereference. Consider inspecting 'value'. MetadataModels.cs 132
public void RecreateSprites()
{
....
if (_deformSprite != null)
{
_deformSprite.Remove();
var source = _deformSprite.Sprite.SourceElement;
_deformSprite = new DeformableSprite(source, ....);
}
....
for (int i = 0; i < DecorativeSprites.Count; i++)
{
var decorativeSprite = DecorativeSprites[i];
decorativeSprite.Remove();
var source = decorativeSprite.Sprite.SourceElement; // <=
DecorativeSprites[i] = new DecorativeSprite(source, ....);
}
}
Stride
V3080 Possible null dereference. Consider inspecting 'value'. MetadataModels.cs 132
public Palette GlobalPalette
{
get {....}
set
{
SetTagValue("GlobalPalette", (value != null) ? null : value.Data);
}
}
Stride
V3080 Possible null dereference. Consider inspecting 'PreviewService'. PreviewViewModel.cs 109
private void SetIsVisible(bool isVisible)
{
if (isVisible)
PreviewService.OnShowPreview();
else
PreviewService.OnHidePreview();
}
Accord.Net
V3080 Possible null dereference. Consider inspecting 'fmt'. Accord.Statistics MultivariateMixture'1.cs 697
public override string ToString(string format,
IFormatProvider formatProvider)
{
....
var fmt = components[i] as IFormattable;
if (fmt != null)
sb.AppendFormat(fmt.ToString(format, formatProvider));
else
sb.AppendFormat(fmt.ToString());
....
}
Old NASA World Wind (C#)
V3080 Possible null dereference. Consider inspecting 'm_gpsIcon'. GpsTrackerPlugin.SourceSetup.cs 68
public GpsSetup(....)
{
....
if (m_gpsIcon!=null)
{
....
labelTitle.Text = "Set options for " +
m_gpsIcon.m_RenderInfo.sDescription;
}
else
if (m_gpsTrackLine != null)
{
....
labelTitle.Text = "Set options for " +
m_gpsIcon.m_RenderInfo.sDescription; // <=
}
....
}
Unity3D
V3080 Possible null dereference. Consider inspecting 't.staticFieldBytes'. MemoryProfiller CrawledDataUnpacker.cs 20
public static CrawledMemorySnapshot Unpack(....)
{
....
var result = new CrawledMemorySnapshot
{
....
staticFields = packedSnapshot.typeDescriptions
.Where(t =>
t.staticFieldBytes != null & // <=
t.staticFieldBytes.Length > 0)
.Select(t => UnpackStaticFields(t))
.ToArray(),
....
};
....
}
PowerShell
V3080 Possible null dereference. Consider inspecting 'ItemSelectionCondition'. System.Management.Automation displayDescriptionData_List.cs 352
internal bool SafeForExport()
{
return DisplayEntry.SafeForExport() &&
ItemSelectionCondition == null
|| ItemSelectionCondition.SafeForExport();
}
Similar errors can be found in some other places:
- V3080 Possible null dereference. Consider inspecting 'EntrySelectedBy'. System.Management.Automation displayDescriptionData_Wide.cs 247
PowerShell
V3080 Possible null dereference. Consider inspecting 'providerName'. System.Management.Automation SessionStateProviderAPIs.cs 1004
internal Collection<ProviderInfo> GetProvider(
PSSnapinQualifiedName providerName)
{
....
if (providerName == null)
{
ProviderNotFoundException e =
new ProviderNotFoundException(
providerName.ToString(),
SessionStateCategory.CmdletProvider,
"ProviderNotFound",
SessionStateStrings.ProviderNotFound);
throw e;
}
....
}
Similar errors can be found in some other places:
- V3080 Possible null dereference. Consider inspecting 'job'. System.Management.Automation PowerShellETWTracer.cs 1088
Umbraco
V3080 Possible null dereference. Consider inspecting 'context.Request'. StateHelper.cs 369
public static bool HasCookies
{
get
{
var context = HttpContext;
return context != null && context.Request != null &
context.Request.Cookies != null &&
context.Response != null &&
context.Response.Cookies != null;
}
}
Media Portal 2
V3080 Possible null dereference. Consider inspecting 'BannerPath'. TvdbBannerWithThumb.cs 91
public bool LoadThumb(bool replaceOld)
{
....
if (ThumbPath == null &&
(BannerPath != null || BannerPath.Equals(""))) // <=
{
ThumbPath = String.Concat("_cache/", BannerPath);
}
....
}
.NET Core Libraries (CoreFX)
V3080 Possible null dereference. Consider inspecting 'tabClasses'. PropertyTabAttribute.cs 225
private void InitializeArrays(string[] tabClassNames,
Type[] tabClasses, PropertyTabScope[] tabScopes)
{
if (tabClasses != null)
{
if (tabScopes != null &&
tabClasses.Length != tabScopes.Length)
{
....
}
_tabClasses = (Type[])tabClasses.Clone();
}
else if (tabClassNames != null)
{
if (tabScopes != null &&
tabClasses.Length != tabScopes.Length) // <=
{
....
}
_tabClassNames = (string[])tabClassNames.Clone();
_tabClasses = null;
}
....
}
Used 'tabClasses' instead of 'tabClassNames'.
Similar errors can be found in some other places:
- V3080 Possible null dereference. Consider inspecting 'BaseSimpleType'. SimpleType.cs 368
PascalABC.NET
V3080 Possible null dereference. Consider inspecting 'tc'. CodeCompletion CodeCompletionPCUReader.cs 736
private TypeScope GetTemplateInstance()
{
TypeScope tc = null;//GetTemplateClassReference();
int params_count = br.ReadInt32();
for (int i = 0; i < params_count; i++)
{
tc.AddGenericInstanciation(GetTypeReference()); // <=
}
return tc;
}
Similar errors can be found in some other places:
- V3080 Possible null dereference. Consider inspecting 'bfc'. TreeConverter syntax_tree_visitor.cs 7334
- V3080 Possible null dereference. Consider inspecting 'bfc'. TreeConverter syntax_tree_visitor.cs 7336
- V3080 Possible null dereference. Consider inspecting 'bfc'. TreeConverter syntax_tree_visitor.cs 7338
- And 5 additional diagnostic messages.
Unity C# reference source code
V3080 CWE-476 Possible null dereference. Consider inspecting 'm_Parent'. EditorWindow.cs 449
public void ShowPopup()
{
if (m_Parent == null)
{
....
Rect r = m_Parent.borderSize.Add(....);
....
}
}
Unity C# reference source code
V3080 CWE-476 Possible null dereference. Consider inspecting 'm_Parent'. EditorWindow.cs 470
internal void ShowWithMode(ShowMode mode)
{
if (m_Parent == null)
{
....
Rect r = m_Parent.borderSize.Add(....);
....
}
Unity C# reference source code
V3080 CWE-476 Possible null dereference. Consider inspecting 'objects'. TypeSelectionList.cs 48
public TypeSelection(string typeName, Object[] objects)
{
System.Diagnostics.Debug.Assert(objects != null ||
objects.Length >= 1);
....
}
Unity C# reference source code
V3080 CWE-476 Possible null dereference. Consider inspecting 'm_RowRects'. TreeViewControlGUI.cs 272
public override void GetFirstAndLastRowVisible(....)
{
....
if (rowCount != m_RowRects.Count)
{
m_RowRects = null;
throw new InvalidOperationException(string.Format("....",
rowCount, m_RowRects.Count));
}
....
}
Unity C# reference source code
V3080 CWE-476 Possible null dereference. Consider inspecting 'additionalOptions'. MonoCrossCompile.cs 279
static void CrossCompileAOT(....)
{
....
if (additionalOptions != null & additionalOptions.Trim().Length
> 0)
arguments += additionalOptions.Trim() + ",";
....
}
Infer.NET
V3080 Possible null dereference. Consider inspecting 'value'. Compiler WriteHelpers.cs 78
public static void WriteAttribute(TextWriter writer,
string name,
object defaultValue,
object value,
Func<object, string> converter = null)
{
if (defaultValue == null && value == null || value.Equals(defaultValue))
{
return;
}
string stringValue = converter == null ? value.ToString() : converter(value);
writer.Write($"{name}=\"{stringValue}\" ");
}
Infer.NET
V3080 Possible null dereference. Consider inspecting 'traitFeatureWeightDistribution'. Recommender FeatureParameterDistribution.cs 65
public FeatureParameterDistribution(
GaussianMatrix traitFeatureWeightDistribution,
GaussianArray biasFeatureWeightDistribution)
{
Debug.Assert(
(traitFeatureWeightDistribution == null &&
biasFeatureWeightDistribution == null)
||
traitFeatureWeightDistribution.All(
w => w != null
&& w.Count == biasFeatureWeightDistribution.Count),
"The provided distributions should be valid
and consistent in the number of features.");
....
}
.NET Core Libraries (CoreFX)
V3080 Possible null dereference. Consider inspecting 'attr'. DbConnectionStringBuilder.cs 534
private PropertyDescriptorCollection GetProperties(Attribute[] attributes)
{
....
foreach (Attribute attribute in attributes)
{
Attribute attr = property.Attributes[attribute.GetType()];
if ( (attr == null && !attribute.IsDefaultAttribute())
|| !attr.Match(attribute))
....
}
....
}
.NET Core Libraries (CoreFX)
V3080 Possible null dereference. Consider inspecting 'hasher'. PKCS1MaskGenerationMethod.cs 37
public override byte[] GenerateMask(byte[] rgbSeed, int cbReturn)
{
using (HashAlgorithm hasher
= (HashAlgorithm)CryptoConfig.CreateFromName(_hashNameValue)) // <=
{
....
for (....)
{
....
hasher.TransformBlock(rgbSeed, 0, rgbSeed.Length, rgbSeed, 0); // <=
....
}
return rgbT;
}
}
public static object CreateFromName(string name)
{
return CreateFromName(name, null);
}
public static object CreateFromName(string name, params object[] args)
{
....
if (retvalType == null)
{
return null;
}
....
if (cons == null)
{
return null;
}
....
if (candidates.Count == 0)
{
return null;
}
....
if (rci == null || typeof(Delegate).IsAssignableFrom(rci.DeclaringType))
{
return null;
}
....
return retval;
}
Similar errors can be found in some other places:
- V3080 Possible null dereference. Consider inspecting 'item'. SignatureDescription.cs 31
- V3080 Possible null dereference. Consider inspecting 'item'. SignatureDescription.cs 38
Roslyn Analyzers
V3080 Possible null dereference of method return value. Consider inspecting: GetCandidateReferencedSymbols(...). SyntaxNodeHelper.cs 78
public static IEnumerable<IMethodSymbol> GetCandidateCalleeMethodSymbols(
SyntaxNode node, SemanticModel semanticModel)
{
foreach (ISymbol symbol in GetCandidateReferencedSymbols(
node, semanticModel))
{
if (symbol != null && symbol.Kind == SymbolKind.Method)
{
yield return (IMethodSymbol)symbol;
}
}
}
Roslyn Analyzers
V3080 Possible null dereference. Consider inspecting 'oldIdName'. CodeFixProvider.cs 1476
private async Task<Document> IdDeclTypeAsync(....)
{
....
ExpressionSyntax oldIdName = null;
foreach (MemberDeclarationSyntax memberSyntax in members)
{
var fieldDeclaration = memberSyntax as FieldDeclarationSyntax;
if (fieldDeclaration == null)
continue;
if (fieldDeclaration.Declaration.Type is IdentifierNameSyntax fieldType
&& fieldType.Identifier.Text == "DiagnosticDescriptor")
{
....
for (int i = 0; i < ruleArgumentList.Arguments.Count; i++)
{
ArgumentSyntax currentArg = ruleArgumentList.Arguments[i];
string currentArgName = currentArg.NameColon.Name.Identifier.Text;
if (currentArgName == "id")
{
oldIdName = currentArg.Expression;
break;
}
}
continue;
}
....
}
var newRule = rule.ReplaceNode(oldIdName.Ancestors() // <=
.OfType<ArgumentSyntax>()
.First(), newArg);
....
}
Roslyn Analyzers
V3080 Possible null dereference. Consider inspecting 'methodDeclaration'. DiagnosticAnalyzer.cs 506
private bool CheckIfStatementAnalysis(...
IMethodSymbol analysisMethodSymbol)
{
var methodDeclaration = AnalysisGetStatements(analysisMethodSymbol)
as MethodDeclarationSyntax;
var body = methodDeclaration.Body as BlockSyntax;
if (body == null)
{ return false; }
....
}
private MethodDeclarationSyntax AnalysisGetStatements(
IMethodSymbol
analysisMethodSymbol)
{
MethodDeclarationSyntax result = null;
if (analysisMethodSymbol == null)
{
return result;
}
var methodDeclaration = analysisMethodSymbol
.DeclaringSyntaxReferences[0]
.GetSyntax() as MethodDeclarationSyntax;
if (methodDeclaration == null)
{
return result;
}
return methodDeclaration;
}
Orchard CMS
V3080 Possible null dereference. Consider inspecting 'itemTag'. CoreShapes.cs 92
public async Task<IHtmlContent> List(.... string ItemTag....)
{
....
string itemTagName = null;
if (ItemTag != "-")
{
itemTagName = string.IsNullOrEmpty(ItemTag) ? "li" : ItemTag;
}
var index = 0;
foreach (var item in items)
{
var itemTag = String.IsNullOrEmpty(itemTagName) ? null : ....;
....
itemTag.InnerHtml.AppendHtml(itemContent);
listTag.InnerHtml.AppendHtml(itemTag);
++index;
}
return listTag;
}
Orchard CMS
V3080 Possible null dereference of method return value. Consider inspecting: CreateScope(). SetupService.cs 136
public async Task<string> SetupInternalAsync(SetupContext context)
{
....
using (var shellContext = await ....)
{
await shellContext.CreateScope().UsingAsync(....);
}
....
}
public ShellScope CreateScope()
{
if (_placeHolder)
{
return null;
}
var scope = new ShellScope(this);
// A new scope can be only used on a non released shell.
if (!released)
{
return scope;
}
scope.Dispose();
return null;
}
Similar errors can be found in some other places:
- V3080 Possible null dereference of method return value. Consider inspecting: CreateScope(). SetupService.cs 192
Orchard CMS
V3080 Possible null dereference. Consider inspecting 'request'. GraphQLMiddleware.cs 148
private async Task ExecuteAsync(HttpContext context....)
{
....
GraphQLRequest request = null;
....
if (HttpMethods.IsPost(context.Request.Method))
{
....
}
else if (HttpMethods.IsGet(context.Request.Method))
{
....
request = new GraphQLRequest();
....
}
var queryToExecute = request.Query;
....
}
public static TElement Get<TElement>(this ContentElement contentElement....)
where TElement : ContentElement
{
return (TElement)contentElement.Get(typeof(TElement), name);
}
public static ContentElement Get(this ContentElement contentElement....)
{
....
var elementData = contentElement.Data[name] as JObject;
if (elementData == null)
{
return null;
}
....
}
Orchard CMS
V3080 Possible null dereference of method return value. Consider inspecting: Get<ContentPart>(...). ContentPartHandlerCoordinator.cs 190
public override async Task LoadingAsync(LoadContentContext context)
{
....
context.ContentItem.Get<ContentPart>(typePartDefinition.Name)
.Weld(fieldName, fieldActivator.CreateInstance());
....
}
public static async Task<IEnumerable> QueryAsync(....)
{
....
var query = await queryManager.GetQueryAsync(queryName);
if (query == null)
{
return null;
}
....
}
Orchard CMS
V3080 Possible null dereference. Consider inspecting 'results'. ContentQueryOrchardRazorHelperExtensions.cs 19
public static async Task<IEnumerable<ContentItem>> ContentQueryAsync(....)
{
var results = await orchardHelper.QueryAsync(queryName, parameters);
....
foreach (var result in results)
{
....
}
....
}
Azure SDK for .NET
V3080 Possible null dereference. Consider inspecting 'eventPropertyValue'. AmqpMessageConverter.cs 650
private static bool TryCreateEventPropertyForAmqpProperty(
object amqpPropertyValue,
out object eventPropertyValue)
{
eventPropertyValue = null;
....
switch (GetTypeIdentifier(amqpPropertyValue))
{
case AmqpProperty.Type.Byte:
....
case AmqpProperty.Type.String:
eventPropertyValue = amqpPropertyValue;
return true;
....
}
....
switch (amqpPropertyValue)
{
case AmqpSymbol symbol:
eventPropertyValue = ....;
break;
case byte[] array:
eventPropertyValue = ....;
break;
case ArraySegment<byte> segment when segment.Count == segment.Array.Length:
eventPropertyValue = ....;
break;
case ArraySegment<byte> segment:
....
eventPropertyValue = ....;
break;
case DescribedType described when (described.Descriptor is AmqpSymbol):
eventPropertyValue = ....;
break;
default:
var exception = new SerializationException(
string.Format(...., eventPropertyValue.GetType().FullName)); // <=
....
}
....
}
AvaloniaUI
V3080 Possible null dereference of method return value. Consider inspecting: TranslatePoint(...). VisualExtensions.cs 23
public static Point PointToClient(this IVisual visual, PixelPoint point)
{
var rootPoint = visual.VisualRoot.PointToClient(point);
return visual.VisualRoot.TranslatePoint(rootPoint, visual).Value;
}
Similar errors can be found in some other places:
- V3080 Possible null dereference. Consider inspecting 'p'. VisualExtensions.cs 35
- V3080 Possible null dereference. Consider inspecting 'controlPoint'. Scene.cs 176
AvaloniaUI
V3080 Possible null dereference of method return value. Consider inspecting: TransformToVisual(...). ViewportManager.cs 381
private void OnEffectiveViewportChanged(TransformedBounds? bounds)
{
....
var transform = _owner.GetVisualRoot().TransformToVisual(_owner).Value;
....
}
Similar errors can be found in some other places:
- V3080 Possible null dereference. Consider inspecting 'transform'. MouseDevice.cs 80
AvaloniaUI
V3080 Possible null dereference. Consider inspecting 'tabItem'. TabItemContainerGenerator.cs 22
protected override IControl CreateContainer(object item)
{
var tabItem = (TabItem)base.CreateContainer(item);
tabItem.ParentTabControl = Owner;
....
}
osu!
V3080 [CWE-476] Possible null dereference. Consider inspecting 'Beatmap'. WorkingBeatmap.cs 57
protected virtual Track GetVirtualTrack()
{
....
var lastObject = Beatmap.HitObjects.LastOrDefault();
....
}
public IBeatmap Beatmap
{
get
{
try
{
return LoadBeatmapAsync().Result;
}
catch (TaskCanceledException)
{
return null;
}
}
}
RunUO
V3080 Possible null dereference. Consider inspecting 'winner'. CTF.cs 1302
private void Finish_Callback()
{
....
CTFTeamInfo winner = ( teams.Count > 0 ? teams[0] : null );
....
m_Context.Finish( m_Context.Participants[winner.TeamID] as Participant );
}
Open XML SDK
V3080 Possible null dereference. Consider inspecting 'previousSibling'. OpenXmlCompositeElement.cs 380
public OpenXmlElement PreviousSibling()
{
if (!(Parent is OpenXmlCompositeElement parent))
{
return null;
}
....
}
public override T InsertBefore<T>(T newChild, OpenXmlElement referenceChild)
{
....
OpenXmlElement previousSibling = nextNode.PreviousSibling();
prevNode.Next = nextNode;
previousSibling.Next = prevNode; // <=
....
}
Similar errors can be found in some other places:
- V3080 Possible null dereference. Consider inspecting 'prevNode'. OpenXmlCompositeElement.cs 489
- V3080 Possible null dereference. Consider inspecting 'prevNode'. OpenXmlCompositeElement.cs 497
QuantConnect Lean
V3080 Possible null dereference. Consider inspecting 'buyingPowerModel'. BasicTemplateFuturesAlgorithm.cs 107
public override void OnEndOfAlgorithm()
{
var buyingPowerModel = Securities[_contractSymbol].BuyingPowerModel;
var futureMarginModel = buyingPowerModel as FutureMarginModel;
if (buyingPowerModel == null)
{
throw new Exception($"Invalid buying power model. " +
$"Found: {buyingPowerModel.GetType().Name}. " +
$"Expected: {nameof(FutureMarginModel)}");
}
....
}
Ryujinx
V3080 Possible null dereference. Consider inspecting 'firmwareVersion'. MainWindow.cs 605
public SystemVersion GetCurrentFirmwareVersion()
{
LoadEntries();
lock (_lock)
{
....
if (romfs.OpenFile(out IFile systemVersionFile,
"/file".ToU8Span(),
OpenMode.Read).IsSuccess())
{
return new SystemVersion(systemVersionFile.AsStream());
}
....
}
return null; // <=
}
public void LoadApplication(string path)
{
....
firmwareVersion = _contentManager.GetCurrentFirmwareVersion(); // <=
RefreshFirmwareLabel();
string message =
$"No installed firmware was found but Ryujinx was able to install firmware
{firmwareVersion.VersionString} from the provided game. // <=
\nThe emulator will now start.";
....
}
Similar errors can be found in some other places:
- V3080 Possible null dereference. Consider inspecting 'region'. KMemoryManager.cs 46
- V3080 Possible null dereference. Consider inspecting 'node'. KPageTableBase.cs 2250
- V3080 Possible null dereference. Consider inspecting 'node'. KPageTableBase.cs 2316
- And 18 additional diagnostic messages.
PeachPie
V3080 Possible null dereference. Consider inspecting 'data'. PhpStream.cs 1382
public string ReadStringContents(int maxLength)
{
if (!CanRead) return null;
var result = StringBuilderUtilities.Pool.Get();
if (maxLength >= 0)
{
while (maxLength > 0 && !Eof)
{
string data = ReadString(maxLength);
if (data == null && data.Length > 0) break; // EOF or error.
maxLength -= data.Length;
result.Append(data);
}
}
....
}
PeachPie
V3080 Possible null dereference. Consider inspecting 'langVersion'. AnalysisFacts.cs 20
public static bool IsAutoloadDeprecated(Version langVersion)
{
// >= 7.2
return langVersion != null && langVersion.Major > 7
|| (langVersion.Major == 7 && langVersion.Minor >= 2);
}
MonoGame
V3080 Possible null dereference. Consider inspecting 'processor'. MonoGame.Framework.Content.Pipeline PipelineProcessorContext.cs 55
public override TOutput Convert<TInput, TOutput>(
TInput input,
string processorName,
OpaqueDataDictionary processorParameters)
{
var processor = _manager.CreateProcessor(processorName,
processorParameters);
var processContext = new PipelineProcessorContext(....);
var processedObject = processor.Process(input, processContext);
....
}
MonoGame
V3080 Possible null dereference inside method at 'type.IsArray'. Consider inspecting the 1st argument: collectionElementType. MonoGame.Framework.Content.Pipeline GenericCollectionHelper.cs 48
public GenericCollectionHelper(IntermediateSerializer serializer,
Type type)
{
var collectionElementType = GetCollectionElementType(type, false);
_contentSerializer =
serializer.GetTypeSerializer(collectionElementType);
....
}
Cloudscribe
V3080 Possible null dereference. Consider inspecting 'TargetValue'. RequiredWhenAttribute.cs 78
protected override ValidationResult IsValid(....)
{
if (field != null)
{
....
// compare the value against the target value
if ((dependentValue == null && TargetValue == null) ||
(dependentValue != null &&
(TargetValue.Equals("*") ||
dependentValue.Equals(TargetValue))))
{
....
}
}
return ValidationResult.Success;
}
Orchard Core
V3080 Possible null dereference. Consider inspecting 'metadata.CreateRouteValues'. ContentAnchorTag.cs 188
public async ValueTask<Completion> WriteToAsync(....)
{
....
if (metadata.CreateRouteValues == null)
{
if (routeValues != null)
{
foreach (var attribute in routeValues)
{
metadata.CreateRouteValues.Add(attribute.Key, attribute.Value);
}
}
....
}
....
}
Eto.Forms
V3080 Possible null dereference. Consider inspecting 'Control'. Eto.Gtk3 RadioMenuItemHandler.cs 143
public bool Enabled
{
get { return Control != null ? enabled : Control.Sensitive; }
set {
if (Control != null)
Control.Sensitive = value;
else
enabled = value;
}
}
Discord.NET
V3080 Possible null dereference. Consider inspecting 'type'. NullableComponentConverter.cs 15
internal class NullableComponentConverter<T> : ComponentTypeConverter<T>
{
....
public NullableComponentConverter(InteractionService interactionService,
IServiceProvider services)
{
var type = Nullable.GetUnderlyingType(typeof(T));
if (type is null)
throw new ArgumentException($"No type {nameof(TypeConverter)}" +
$"is defined for this {type.FullName}", // <=
"type");
_typeConverter = interactionService
.GetComponentTypeConverter(type, services);
}
....
}
OrchardCore
V3080 Possible null dereference. Consider inspecting 'metadata.CreateRouteValues'. ContentAnchorTag.cs 188
public async ValueTask<Completion> WriteToAsync(
List<FilterArgument> argumentsList,
IReadOnlyList<Statement> statements,
TextWriter writer,
TextEncoder encoder,
LiquidTemplateContext context)
{
if (displayFor != null)
{
....
}
else if (removeFor != null)
{
....
if (metadata.RemoveRouteValues != null)
{
if (routeValues != null)
{
foreach (var attribute in routeValues)
{
metadata.RemoveRouteValues.Add(attribute.Key, attribute.Value);
}
}
....
}
}
else if (createFor != null)
{
....
var metadata = await contentManager
.PopulateAspectAsync<ContentItemMetadata>(createFor);
if (metadata.CreateRouteValues == null) // <=
{
if (routeValues != null)
{
foreach (var attribute in routeValues)
{
metadata.CreateRouteValues.Add(attribute.Key, // <=
attribute.Value);
}
}
....
}
}
....
}
GrandNode
V3080 Possible null dereference. Consider inspecting 'selectedContactAttributes'. ContactUsSendCommandHandler.cs 356
private async Task<IList<ContactUsModel.ContactAttributeModel>>
PrepareContactAttributeModel(IList<CustomAttribute> selectedContactAttributes,
string storeId)
{
....
if (selectedContactAttributes != null || selectedContactAttributes.Any())
....
....
}
protobuf-net
V3080 Possible null dereference. Consider inspecting 'method'. Helpers.cs 74
internal static MethodInfo GetGetMethod(....)
{
if (property is null) return null;
MethodInfo method = property.GetGetMethod(nonPublic);
if (method is null && !nonPublic && allowInternal)
{
method = property.GetGetMethod(true);
if (method is null && !( method.IsAssembly // <=
|| method.IsFamilyOrAssembly))
{
method = null;
}
}
return method;
}
Ryujinx
V3080 Possible null dereference of method return value. Consider inspecting: GetTextureSpecState(...). ShaderSpecializationState.cs 408
private Box<....> GetTextureSpecState(....)
{
TextureKey key = new TextureKey(stageIndex, handle, cbufSlot);
if (_textureSpecialization.TryGetValue(key,
out Box<TextureSpecializationState> state))
{
return state;
}
return null; // <=
}
public (uint, bool) GetFormat(....)
{
TextureSpecializationState state =
GetTextureSpecState(stageIndex, handle, cbufSlot).Value; // <=
....
}
Ryujinx
V3080 Possible null dereference. Consider inspecting 'firmwareVersion'. AppHost.cs 541
public SystemVersion GetCurrentFirmwareVersion()
{
LoadEntries();
lock (_lock)
{
....
if (....)
{
return new SystemVersion(systemVersionFile.AsStream());
}
....
}
return null; // <=
}
public async Task<bool> LoadGuestApplication(){
....
firmwareVersion = ContentManager.GetCurrentFirmwareVersion();
await ContentDialogHelper.CreateInfoDialog(
LocaleManager.Instance.UpdateAndGetDynamicValue(
....,
firmwareVersion.VersionString), // <=
LocaleManager.Instance.UpdateAndGetDynamicValue(
....,
firmwareVersion.VersionString), // <=
....);
....
}
Microsoft PowerToys
V3080 Possible null dereference. Consider inspecting 'updatingSettingsConfig'. LauncherViewModel.cs 138
public static UpdatingSettings LoadSettings()
{
FileSystem fileSystem = new FileSystem();
var localAppDataDir = Environment.GetFolderPath(....);
var file = localAppDataDir + SettingsFilePath + SettingsFile;
if (fileSystem.File.Exists(file))
{
try
{
Stream inputStream = fileSystem.File.Open(file, FileMode.Open);
StreamReader reader = new StreamReader(inputStream);
string data = reader.ReadToEnd();
....
}
catch (Exception)
{}
}
return null; // <=
}
public LauncherViewModel(....)
{
....
if (updatingSettingsConfig == null)
{
updatingSettingsConfig = new UpdatingSettings();
}
updatingSettingsConfig = UpdatingSettings.LoadSettings();
if (updatingSettingsConfig.State == ....) // <=
....
}