> Quoting Roland Dreier <[EMAIL PROTECTED]>:
> Subject: Re: integer overflow
>
> > while ((int) priv->tx_tail - (int) priv->tx_head < 0) {
> >
> > seems to rely on integer overflow which seems to be
> > undefined behaviour.
>
> tx_tail and tx_head are unsigned, and overflow is defined for unsigned
> integers.
Yes but we cast them to signed int here - no?
--
MST
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