V4L/DVB: tda10048: fix bitmask for the transmission mode

Add a missing bit for reading the transmission mode (2K/8K) in
tda10048_get_tps

Signed-off-by: Guillaume Audirac <guillaume.audirac@webag.fr>
Signed-off-by: Steven Toth <stoth@kernellabs.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

drivers/media/dvb/frontends/tda10048.c

@@ -689,7 +689,7 @@ static int tda10048_get_tps(struct tda10048_state *state,
 		p->guard_interval =  GUARD_INTERVAL_1_4;
 		break;
 	}
-	switch (val & 0x02) {
+	switch (val & 0x03) {
 	case 0:
 		p->transmission_mode = TRANSMISSION_MODE_2K;
 		break;