Fixed call the Interrupt() after Close(), can't put MutilBuffer into pool.

[ansoda]

Fixed call the Interrupt() after Close(), can't put MutilBuffer into pool.

[eycorsican]

Perhaps you should change the state to errord before return

	if p.state == closed || p.state == errord {
                p.state = errord
		return
	}

otherwise you risk a nil pointer dereference here

v2ray-core/transport/pipe/impl.go

Line 57 in 905d9ed

if !p.data.IsEmpty() {

[github-actions]

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