res_pjsip_t38: Fix T.38 failure when peer reinvites immediately.

[asterisk/asterisk.git] / res / res_pjsip_t38.c

diff --git a/res/res_pjsip_t38.c b/res/res_pjsip_t38.c
index d1ec076..1dba15a 100644 (file)
--- a/res/res_pjsip_t38.c
+++ b/res/res_pjsip_t38.c
@@ -113,7 +113,11 @@ static struct t38_parameters_task_data *t38_parameters_task_data_alloc(struct as
 
        data->session = session;
        ao2_ref(session, +1);
-       data->frame = frame;
+       data->frame = ast_frdup(frame);
+       if (!data->frame) {
+               ao2_ref(data, -1);
+               data = NULL;
+       }
 
        return data;
 }
@@ -396,8 +400,6 @@ static struct ast_frame *t38_framehook_write(struct ast_sip_session *session, st
                if (ast_sip_push_task(session->serializer, t38_interpret_parameters, data)) {
                        ao2_ref(data, -1);
                }
-
-               f = &ast_null_frame;
        } else if (f->frametype == AST_FRAME_MODEM) {
                RAII_VAR(struct ast_sip_session_media *, session_media, NULL, ao2_cleanup);