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No Issue - NULL crash fix in nsExternalResourceMap::PendingLoad::OnDataAvailable

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Curiously, we should have had this at our fork point (as it was backported
by Mozilla to 52.5.2) by apparently Tobin's import wasn't actually 52.6.0.
:-/
This commit is contained in:
Moonchild 2025-02-27 15:13:21 +01:00 • committed by roytam1
commit afefd0731b
1 changed files with 2 additions and 1 deletions
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3
dom/base/nsDocument.cpp
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@ -995,7 +995,8 @@ nsExternalResourceMap::PendingLoad::OnDataAvailable(nsIRequest* aRequest,
uint64_t aOffset,
uint32_t aCount)
{
NS_PRECONDITION(mTargetListener, "Shouldn't be getting called!");
// mTargetListener might be null if SetupViewer or AddExternalResource failed.
NS_ENSURE_TRUE(mTargetListener, NS_ERROR_FAILURE);
if (mDisplayDocument->ExternalResourceMap().HaveShutDown()) {
return NS_BINDING_ABORTED;
}