V4L/DVB (13843): dib8000: Properly report Delivery System as SYS_ISDBT

Cc: Patrick Boettcher <pboettcher@kernellabs.com>
Signed-off-by: NMauro Carvalho Chehab <mchehab@redhat.com>

drivers/media/dvb/frontends/dib8000.c

@@ -1999,6 +1999,8 @@ static int dib8000_set_frontend(struct dvb_frontend *fe, struct dvb_frontend_par
 	struct dib8000_state *state = fe->demodulator_priv;
 	int time, ret;
 
+	fe->dtv_property_cache.delivery_system = SYS_ISDBT;
+
 	dib8000_set_output_mode(state, OUTMODE_HIGH_Z);
 
 	if (fe->ops.tuner_ops.set_params)