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Fix write nil in buffered vectorised writer

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世界 2023-03-18 16:30:47 +08:00
parent 2adcd8e205
commit 18cd006d26
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1 changed files with 5 additions and 0 deletions
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5
common/bufio/vectorised.go
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@ -65,6 +65,11 @@ type BufferedVectorisedWriter struct {
func (w *BufferedVectorisedWriter) WriteVectorised(buffers []*buf.Buffer) error {
defer buf.ReleaseMulti(buffers)
bufferLen := buf.LenMulti(buffers)
if bufferLen == 0 {
return common.Error(w.upstream.Write(nil))
} else if len(buffers) == 1 {
return common.Error(w.upstream.Write(buffers[0].Bytes()))
}
var bufferBytes []byte
if bufferLen > 65535 {
bufferBytes = make([]byte, bufferLen)