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Fix potentially nil access in buffer (#1374)

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This commit is contained in:
David Zhao
2023-02-02 14:56:07 -08:00
parent ac29a54b8c
commit 929d6bc880
1 changed files with 7 additions and 2 deletions
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pkg/sfu/receiver.go
+7 -2
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@@ -702,11 +702,16 @@ func (w *WebRTCReceiver) GetRTCPSenderReportDataExt(layer int32) *buffer.RTCPSen
w.bufferMu.RLock()
defer w.bufferMu.RUnlock()
if layer == InvalidLayerSpatial || int(layer) >= len(w.buffers) {
if layer == InvalidLayerSpatial {
return nil
}
return w.buffers[layer].GetSenderReportDataExt()
buffer := w.getBufferLocked(layer)
if buffer == nil {
return nil
}
return buffer.GetSenderReportDataExt()
}
func (w *WebRTCReceiver) GetReferenceLayerRTPTimestamp(ts uint32, layer int32, referenceLayer int32) (uint32, error) {