Author: anthm Date: Thu Dec 18 15:33:21 2008 New Revision: 10873 Log: prevent seg in sofia dialog refresh on null dialog Modified: freeswitch/trunk/src/mod/endpoints/mod_sofia/sofia_presence.c Modified: freeswitch/trunk/src/mod/endpoints/mod_sofia/sofia_presence.c ============================================================================== --- freeswitch/trunk/src/mod/endpoints/mod_sofia/sofia_presence.c (original) +++ freeswitch/trunk/src/mod/endpoints/mod_sofia/sofia_presence.c Thu Dec 18 15:33:21 2008 @@ -1210,7 +1210,9 @@ unsigned delta = (unsigned) (exptime * -1); switch_snprintf(sstr, sizeof(sstr), "active;expires=%u", delta); switch_snprintf(expires_str, sizeof(expires_str), "%u", delta); - nua_dialog_usage_set_refresh_range(nh->nh_ds->ds_usage, delta, delta); + if (nh && nh->nh_ds && nh->nh_ds->ds_usage) { + nua_dialog_usage_set_refresh_range(nh->nh_ds->ds_usage, delta, delta); + } } nua_notify(nh, @@ -1661,9 +1663,9 @@ } - - nua_dialog_usage_set_refresh_range(nh->nh_ds->ds_usage, exp_delta + SUB_OVERLAP, exp_delta + SUB_OVERLAP); - + if (nh && nh->nh_ds && nh->nh_ds->ds_usage) { + nua_dialog_usage_set_refresh_range(nh->nh_ds->ds_usage, exp_delta + SUB_OVERLAP, exp_delta + SUB_OVERLAP); + } nua_respond(nh, SIP_202_ACCEPTED, SIPTAG_CONTACT_STR(contact_str), NUTAG_WITH_THIS(nua), SIPTAG_SUBSCRIPTION_STATE_STR(sstr),