[media] ds3000: return meaningful return codes

The ds3000 driver returned 1 as an error code in many places.

Signed-off-by: Olli Salonen <olli.salonen@iki.fi>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>

diff --git a/drivers/media/dvb-frontends/ds3000.c b/drivers/media/dvb-frontends/ds3000.c
index e8fc032..addffc3 100644 (file)
--- a/drivers/media/dvb-frontends/ds3000.c
+++ b/drivers/media/dvb-frontends/ds3000.c
@@ -458,7 +458,7 @@ static int ds3000_read_status(struct dvb_frontend *fe, enum fe_status *status)
 
                break;
        default:
-               return 1;
+               return -EINVAL;
        }
 
        if (state->config->set_lock_led)
@@ -528,7 +528,7 @@ static int ds3000_read_ber(struct dvb_frontend *fe, u32* ber)
                        *ber = 0xffffffff;
                break;
        default:
-               return 1;
+               return -EINVAL;
        }
 
        return 0;
@@ -623,7 +623,7 @@ static int ds3000_read_snr(struct dvb_frontend *fe, u16 *snr)
                                snr_reading, *snr);
                break;
        default:
-               return 1;
+               return -EINVAL;
        }
 
        return 0;
@@ -661,7 +661,7 @@ static int ds3000_read_ucblocks(struct dvb_frontend *fe, u32 *ucblocks)
                state->prevUCBS2 = _ucblocks;
                break;
        default:
-               return 1;
+               return -EINVAL;
        }
 
        return 0;
@@ -754,7 +754,7 @@ static int ds3000_send_diseqc_msg(struct dvb_frontend *fe,
                data |= 0x80;
                ds3000_writereg(state, 0xa2, data);
 
-               return 1;
+               return -ETIMEDOUT;
        }
 
        data = ds3000_readreg(state, 0xa2);
@@ -808,7 +808,7 @@ static int ds3000_diseqc_send_burst(struct dvb_frontend *fe,
                data |= 0x80;
                ds3000_writereg(state, 0xa2, data);
 
-               return 1;
+               return -ETIMEDOUT;
        }
 
        data = ds3000_readreg(state, 0xa2);
@@ -951,7 +951,7 @@ static int ds3000_set_frontend(struct dvb_frontend *fe)
                        ds3000_writereg(state, 0xfe, 0x98);
                break;
        default:
-               return 1;
+               return -EINVAL;
        }
 
        /* enable 27MHz clock output */