[media] si2165: Reject DVB-T bandwidth auto mode

The si2165 does not support bandwidth auto-detection.
Reject the request.

Signed-off-by: Matthias Schwarzott <zzam@gentoo.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>

diff --git a/drivers/media/dvb-frontends/si2165.c b/drivers/media/dvb-frontends/si2165.c
index 2b93241..6599766 100644 (file)
--- a/drivers/media/dvb-frontends/si2165.c
+++ b/drivers/media/dvb-frontends/si2165.c
@@ -825,19 +825,19 @@ static int si2165_set_frontend_dvbt(struct dvb_frontend *fe)
        struct si2165_state *state = fe->demodulator_priv;
        u32 dvb_rate = 0;
        u16 bw10k;
+       u32 bw_hz = p->bandwidth_hz;
 
        dprintk("%s: called\n", __func__);
 
        if (!state->has_dvbt)
                return -EINVAL;
 
-       if (p->bandwidth_hz > 0) {
-               dvb_rate = p->bandwidth_hz * 8 / 7;
-               bw10k = p->bandwidth_hz / 10000;
-       } else {
-               dvb_rate = 8 * 8 / 7;
-               bw10k = 800;
-       }
+       /* no bandwidth auto-detection */
+       if (bw_hz == 0)
+               return -EINVAL;
+
+       dvb_rate = bw_hz * 8 / 7;
+       bw10k = bw_hz / 10000;
 
        ret = si2165_adjust_pll_divl(state, 12);
        if (ret < 0)