update

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@9231 d0543943-73ff-0310-b7d9-9358b9ac24b2

diff --git a/src/mod/endpoints/mod_sofia/mod_sofia.c b/src/mod/endpoints/mod_sofia/mod_sofia.c
index 6dc6e90f55f1def7009ccb33293aee81c254e859..11db95e45dc0cf30d4793fa56e03871838c47528 100644 (file)
--- a/src/mod/endpoints/mod_sofia/mod_sofia.c
+++ b/src/mod/endpoints/mod_sofia/mod_sofia.c
@@ -626,8 +626,12 @@ static switch_status_t sofia_read_frame(switch_core_session_t *session, switch_f
                        if (tech_pvt->read_frame.datalen > 0) {
                                size_t bytes = 0;
                                int frames = 1;
-
+                               
                                if (!switch_test_flag((&tech_pvt->read_frame), SFF_CNG)) {
+                                       if (!tech_pvt->read_codec.implementation) {
+                                               *frame = NULL;
+                                               return SWITCH_STATUS_GENERR;
+                                       }
                                        if ((bytes = tech_pvt->read_codec.implementation->encoded_bytes_per_frame)) {
                                                frames = (tech_pvt->read_frame.datalen / bytes);
                                        }