[media] stv0900: remove unnecessary null pointer check

The address of a variable is impossible to be null, so we remove the check.
Signed-off-by: NCong Ding <dinggnu@gmail.com>
Signed-off-by: NMichael Krufky <mkrufky@linuxtv.org>
Signed-off-by: NMauro Carvalho Chehab <mchehab@redhat.com>

drivers/media/dvb-frontends/stv0900_core.c

@@ -524,10 +524,7 @@ void stv0900_set_tuner(struct dvb_frontend *fe, u32 frequency,
 	struct dvb_frontend_ops *frontend_ops = NULL;
 	struct dvb_tuner_ops *tuner_ops = NULL;
 
-	if (&fe->ops)
 	frontend_ops = &fe->ops;
-
-	if (&frontend_ops->tuner_ops)
 	tuner_ops = &frontend_ops->tuner_ops;
 
 	if (tuner_ops->set_frequency) {
@@ -552,10 +549,7 @@ void stv0900_set_bandwidth(struct dvb_frontend *fe, u32 bandwidth)
 	struct dvb_frontend_ops *frontend_ops = NULL;
 	struct dvb_tuner_ops *tuner_ops = NULL;
 
-	if (&fe->ops)
 	frontend_ops = &fe->ops;
-
-	if (&frontend_ops->tuner_ops)
 	tuner_ops = &frontend_ops->tuner_ops;
 
 	if (tuner_ops->set_bandwidth) {

drivers/media/dvb-frontends/stv0900_sw.c

@@ -1167,10 +1167,7 @@ static u32 stv0900_get_tuner_freq(struct dvb_frontend *fe)
 	struct dvb_tuner_ops *tuner_ops = NULL;
 	u32 freq = 0;
 
-	if (&fe->ops)
 	frontend_ops = &fe->ops;
-
-	if (&frontend_ops->tuner_ops)
 	tuner_ops = &frontend_ops->tuner_ops;
 
 	if (tuner_ops->get_frequency) {