On Tue, 17 Nov 2020 00:59:54 +0000 Vadim Fedorenko wrote:
> >>> Sorry I wasn't clear enough, should this be:
> >>>
> >>> if (ctx->control != control)
> >>>
> >>> ? Otherwise if we get a control record first and then data record
> >>> the code will collapse them, which isn't correct, right?
> >>>
> >>>> goto recv_end;
> >>>> } else {
> >>>> break;
> >> I think you mean when ctx->control is control record and control is
> >> data record.
> > Yup.
> >
> >> In this case control message will be decrypted without
> >> zero copy and will be stored in skb for the next recvmsg, but will
> >> not be returned together with data message.
> > Could you point me to a line which breaks the loop in that case?
> >
> Sure!
>
> if (!control)
> control = tlm->control;
> else if (control != tlm->control)
> goto recv_end;
>
>
> In that case control != tlm->control
> Variable control is set only once and never changes again.
You're right! Applied, thanks!