diff options
| -rw-r--r-- | dom/media/wave/WaveDemuxer.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/dom/media/wave/WaveDemuxer.cpp b/dom/media/wave/WaveDemuxer.cpp index 387a75675..5243909de 100644 --- a/dom/media/wave/WaveDemuxer.cpp +++ b/dom/media/wave/WaveDemuxer.cpp @@ -611,7 +611,8 @@ WAVTrackDemuxer::Read(uint8_t* aBuffer, int64_t aOffset, int32_t aSize) { const int64_t streamLen = StreamLength(); if (mInfo && streamLen > 0) { - aSize = std::min<int64_t>(aSize, streamLen - aOffset); + int64_t max = streamLen > aOffset ? streamLen - aOffset : 0; + aSize = std::min<int64_t>(aSize, max); } uint32_t read = 0; const nsresult rv = mSource.ReadAt(aOffset, |