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| author | Moonchild <moonchild@palemoon.org> | 2020-10-21 20:35:07 +0000 |
|---|---|---|
| committer | Moonchild <moonchild@palemoon.org> | 2020-10-24 10:38:07 +0000 |
| commit | c3778db14df34e88bfd3663b2b3fb54ead633402 (patch) | |
| tree | 818c162ad8171ce66eb3e4f0c0ef5abde8fbe59c /dom/fetch | |
| parent | abcee4f85c5320ceab1f16712d26ea059ef67fd9 (diff) | |
| download | UXP-c3778db14df34e88bfd3663b2b3fb54ead633402.tar UXP-c3778db14df34e88bfd3663b2b3fb54ead633402.tar.gz UXP-c3778db14df34e88bfd3663b2b3fb54ead633402.tar.lz UXP-c3778db14df34e88bfd3663b2b3fb54ead633402.tar.xz UXP-c3778db14df34e88bfd3663b2b3fb54ead633402.zip | |
[DOM Fetch] Improve stability of Fetch API.
Diffstat (limited to 'dom/fetch')
| -rw-r--r-- | dom/fetch/FetchDriver.cpp | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/dom/fetch/FetchDriver.cpp b/dom/fetch/FetchDriver.cpp index fd1e99a2b..d028ffdba 100644 --- a/dom/fetch/FetchDriver.cpp +++ b/dom/fetch/FetchDriver.cpp @@ -709,10 +709,12 @@ FetchDriver::OnDataAvailable(nsIRequest* aRequest, // about races. if (mObserver) { + // Need to keep mObserver alive. + RefPtr<FetchDriverObserver> observer = mObserver; if (NS_IsMainThread()) { - mObserver->OnDataAvailable(); + observer->OnDataAvailable(); } else { - RefPtr<Runnable> runnable = new DataAvailableRunnable(mObserver); + RefPtr<Runnable> runnable = new DataAvailableRunnable(observer); nsresult rv = NS_DispatchToMainThread(runnable); if (NS_WARN_IF(NS_FAILED(rv))) { return rv; @@ -720,12 +722,15 @@ FetchDriver::OnDataAvailable(nsIRequest* aRequest, } } - uint32_t aRead; + // Explicitly initialized to 0 because in some cases nsStringInputStream may + // not write to aRead. + uint32_t aRead = 0; MOZ_ASSERT(mResponse); MOZ_ASSERT(mPipeOutputStream); // From "Main Fetch" step 17: SRI-part2. - if (mResponse->Type() != ResponseType::Error && + if (mResponse && + mResponse->Type() != ResponseType::Error && !mRequest->GetIntegrity().IsEmpty()) { MOZ_ASSERT(mSRIDataVerifier); |