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[dom media] Avoid a potential issue when assigning a media data buffer.

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Moonchild 2024-04-17 22:30:57 +02:00 • committed by roytam1
commit 9eaee03eb4
1 changed files with 10 additions and 2 deletions
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12
dom/media/MediaData.h
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@ -106,8 +106,16 @@ public:
AlignedBuffer& operator=(AlignedBuffer&& aOther) AlignedBuffer& operator=(AlignedBuffer&& aOther)
{ {
this->~AlignedBuffer(); if (&aOther == this) {
new (this) AlignedBuffer(Move(aOther)); return *this;
}
mData = aOther.mData;
mLength = aOther.mLength;
mBuffer = Move(aOther.mBuffer);
mCapacity = aOther.mCapacity;
aOther.mData = nullptr;
aOther.mLength = 0;
aOther.mCapacity = 0;
return *this; return *this;
} }