device: signal to close device in separate routine
Otherwise we wind up deadlocking. Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
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@ -228,7 +228,7 @@ func (device *Device) RoutineReadFromTUN() {
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if err != nil {
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if !device.isClosed() {
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device.log.Errorf("Failed to read packet from TUN device: %v", err)
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device.Close()
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go device.Close()
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}
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device.PutMessageBuffer(elem.buffer)
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device.PutOutboundElement(elem)
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