- var_AddCallback( pInput, "intf-event", onGenericCallback2, pThis );
- var_AddCallback( pInput, "bit-rate", onGenericCallback, pThis );
- var_AddCallback( pInput, "sample-rate", onGenericCallback, pThis );
- var_AddCallback( pInput, "can-record", onGenericCallback, pThis );
-
+ if( pInput != NULL )
+ {
+ var_AddCallback( pInput, "intf-event", onGenericCallback2, pThis );
+ var_AddCallback( pInput, "bit-rate", onGenericCallback, pThis );
+ var_AddCallback( pInput, "sample-rate", onGenericCallback, pThis );
+ var_AddCallback( pInput, "can-record", onGenericCallback, pThis );
+ }