ARRISEOS-46417 CachedResourceLoader: return early if document is null #443
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This is to prevent nullptr-related crashes
tomasz-karczewski-red
requested review from
amol-virnodkar-infosys and
marcin-mielczarczyk-red
marcin-mielczarczyk-red
approved these changes
Oct 24, 2024
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This is to prevent nullptr-related crashes with coredump stack like:
0 libWPEWebKit-0.1.so.2!WebCore::CachedResourceLoader::allowedByContentSecurityPolicy(WebCore::CachedResource::Type, WebCore::URL const&, WebCore::ResourceLoaderOptions const&, WebCore::ContentSecurityPolicy::RedirectResponseReceived) const [CachedResourceLoader.cpp : 439 + 0x0]
1 libWPEWebKit-0.1.so.2!WebCore::CachedResourceLoader::canRequestAfterRedirection(WebCore::CachedResource::Type, WebCore::URL const&, WebCore::ResourceLoaderOptions const&) const [CachedResourceLoader.cpp : 428 + 0x13]
2 libWPEWebKit-0.1.so.2!WebCore::SubresourceLoader::willSendRequestInternal(WebCore::ResourceRequest&&, WebCore::ResourceResponse const&, WTF::CompletionHandler<void(WebCore::ResourceRequest&&)>&&) [SubresourceLoader.cpp : 247 + 0xf]
3 libWPEWebKit-0.1.so.2!WebKit::WebResourceLoader::willSendRequest(WebCore::ResourceRequest&&, WebCore::ResourceResponse&&) [WebResourceLoader.cpp : 94 + 0x1]
4 libWPEWebKit-0.1.so.2!void IPC::handleMessage<Messages::WebResourceLoader::WillSendRequest, WebKit::WebResourceLoader, void (WebKit::WebResourceLoader::(WebCore::ResourceRequest&&, WebCore::ResourceResponse&&)>(IPC::Decoder&, WebKit::WebResourceLoader, void (WebKit::WebResourceLoader::* (WebCore::ResourceRequest&&, WebCore::ResourceResponse&&)) [HandleMessage.h : 41 + 0x19]
5 libWPEWebKit-0.1.so.2!WebKit::WebResourceLoader::didReceiveWebResourceLoaderMessage(IPC::Connection&, IPC::Decoder&) [WebResourceLoaderMessageReceiver.cpp : 49 + 0x13]