Fix potential seg_fault reported in MODEVENT-35

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@10869 d0543943-73ff-0310-b7d9-9358b9ac24b2

diff --git a/src/mod/event_handlers/mod_radius_cdr/mod_radius_cdr.c b/src/mod/event_handlers/mod_radius_cdr/mod_radius_cdr.c
index fa90f9f2cb8e28853da0c4ea8edc027eb501d9f4..ebd629aec70f0163b3974d4e88b4107fdc0a1e50 100644 (file)
--- a/src/mod/event_handlers/mod_radius_cdr/mod_radius_cdr.c
+++ b/src/mod/event_handlers/mod_radius_cdr/mod_radius_cdr.c
@@ -554,7 +554,8 @@ static switch_status_t my_on_hangup(switch_core_session_t *session)
                                        goto end;
                                }
                        }
-                       if (profile->caller_extension && profile->caller_extension->last_application->application_name) {
+                       if (profile->caller_extension && profile->caller_extension->last_application && 
+                           profile->caller_extension->last_application->application_name) {
                                if (rc_avpair_add(rad_config, &send, PW_FS_LASTAPP,
                                                                  (void *) profile->caller_extension->last_application->application_name, -1, PW_FS_PEC) == NULL) {
                                        switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "failed adding Freeswitch-Lastapp: %s\n", profile->source);