[mod_sofia] FS-9940 fix finding a-leg parameter

diff --git a/src/mod/endpoints/mod_sofia/sofia.c b/src/mod/endpoints/mod_sofia/sofia.c
index baff7c104510e106763bcebafabb2f22243cbcf9..d958de7046698fc216c5f2930eeaef180af16d19 100644 (file)
--- a/src/mod/endpoints/mod_sofia/sofia.c
+++ b/src/mod/endpoints/mod_sofia/sofia.c
@@ -11046,12 +11046,12 @@ void sofia_handle_sip_i_invite(switch_core_session_t *session, nua_t *nua, sofia
                                                                                                                                                                                   "%sanswer,sofia_sla:%s", codec_str, b_private->uuid);
                                        }
                                } else {
-                                       char *a_leg = NULL;
+                                       char const *a_leg = NULL;
                                    switch_event_t *event = NULL;
                                        if (sip->sip_replaces && sip->sip_replaces->rp_params && sip->sip_replaces->rp_call_id) {
-                                               a_leg = switch_find_parameter(*(sip->sip_replaces->rp_params), "a-leg", switch_core_session_get_pool(session));
+                                               a_leg = msg_header_find_param(sip->sip_replaces->rp_common, "a-leg");
                                        }
-                                       if(a_leg) {
+                                       if(a_leg && switch_true(a_leg)) {
                                                switch_channel_mark_hold(b_channel, SWITCH_FALSE);
                                                tech_pvt->caller_profile->destination_number = switch_core_sprintf(tech_pvt->caller_profile->pool, "answer,intercept:%s", sip->sip_replaces->rp_call_id);
                                                switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(session), SWITCH_LOG_DEBUG, "call %s picked up on a-leg\n", sip->sip_replaces->rp_call_id);