Hi Kristen,

> change the state to DEAD when lcp finishes.  This prevents us from
> calling our disconnect function again if we are already dead.

I'm curious under what circumstances tlf gets called on LCP when we're already 
down?

> ---
>  gatchat/gatppp.c |    7 ++++---
>  1 files changed, 4 insertions(+), 3 deletions(-)
> 
> diff --git a/gatchat/gatppp.c b/gatchat/gatppp.c
> index 70669b0..dd6d84d 100644
> --- a/gatchat/gatppp.c
> +++ b/gatchat/gatppp.c
> @@ -186,9 +186,6 @@ static inline void ppp_enter_phase(GAtPPP *ppp, enum
>  ppp_phase phase) {
>  	g_print("Entering new phase: %d\n", phase);
>  	ppp->phase = phase;
> -
> -	if (phase == PPP_PHASE_DEAD)
> -		ppp_dead(ppp);
>  }
> 
>  void ppp_set_auth(GAtPPP *ppp, const guint8* auth_data)
> @@ -290,6 +287,10 @@ void ppp_lcp_down_notify(GAtPPP *ppp)
> 
>  void ppp_lcp_finished_notify(GAtPPP *ppp)
>  {
> +	if (ppp->phase == PPP_PHASE_DEAD)
> +		return;

I prefer we move this to ppp_enter_phase

> +
> +	ppp_enter_phase(ppp, PPP_PHASE_DEAD);

Keep this

>  	ppp_dead(ppp);

And remove this.

Regards,
-Denis