media: dib8000: remove some bogus dead code

This function is broken.  It sets the wrong front_end to NULL.  But it's
not used, so let's just delete it.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>

diff --git a/drivers/media/dvb-frontends/dib8000.c b/drivers/media/dvb-frontends/dib8000.c
index a179a3f..5d93815 100644 (file)
--- a/drivers/media/dvb-frontends/dib8000.c
+++ b/drivers/media/dvb-frontends/dib8000.c
@@ -4255,23 +4255,6 @@ static int dib8000_set_slave_frontend(struct dvb_frontend *fe, struct dvb_fronte
        return -ENOMEM;
 }
 
-static int dib8000_remove_slave_frontend(struct dvb_frontend *fe)
-{
-       struct dib8000_state *state = fe->demodulator_priv;
-       u8 index_frontend = 1;
-
-       while ((index_frontend < MAX_NUMBER_OF_FRONTENDS) && (state->fe[index_frontend] != NULL))
-               index_frontend++;
-       if (index_frontend != 1) {
-               dprintk("remove slave fe %p (index %i)\n", state->fe[index_frontend-1], index_frontend-1);
-               state->fe[index_frontend] = NULL;
-               return 0;
-       }
-
-       dprintk("no frontend to be removed\n");
-       return -ENODEV;
-}
-
 static struct dvb_frontend *dib8000_get_slave_frontend(struct dvb_frontend *fe, int slave_index)
 {
        struct dib8000_state *state = fe->demodulator_priv;
@@ -4506,7 +4489,6 @@ void *dib8000_attach(struct dib8000_ops *ops)
        ops->get_slave_frontend = dib8000_get_slave_frontend;
        ops->set_tune_state = dib8000_set_tune_state;
        ops->pid_filter_ctrl = dib8000_pid_filter_ctrl;
-       ops->remove_slave_frontend = dib8000_remove_slave_frontend;
        ops->get_adc_power = dib8000_get_adc_power;
        ops->update_pll = dib8000_update_pll;
        ops->tuner_sleep = dib8096p_tuner_sleep;

diff --git a/drivers/media/dvb-frontends/dib8000.h b/drivers/media/dvb-frontends/dib8000.h
index 2b8b4b1..75cc8e4 100644 (file)
--- a/drivers/media/dvb-frontends/dib8000.h
+++ b/drivers/media/dvb-frontends/dib8000.h
@@ -53,7 +53,6 @@ struct dib8000_ops {
        enum frontend_tune_state (*get_tune_state)(struct dvb_frontend *fe);
        int (*set_tune_state)(struct dvb_frontend *fe, enum frontend_tune_state tune_state);
        int (*set_slave_frontend)(struct dvb_frontend *fe, struct dvb_frontend *fe_slave);
-       int (*remove_slave_frontend)(struct dvb_frontend *fe);
        struct dvb_frontend *(*get_slave_frontend)(struct dvb_frontend *fe, int slave_index);
        int (*i2c_enumeration)(struct i2c_adapter *host, int no_of_demods,
                u8 default_addr, u8 first_addr, u8 is_dib8096p);