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media: stv6110: get rid of a srate dead code
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commit 282996925b4d78f9795d176f7fb409281c98d56d upstream

The stv6110 has a weird code that checks if get_property
and set_property ioctls are defined. If they're, it initializes
a "srate" var from properties cache. Otherwise, it sets to
15MBaud, with won't make any sense.

Thankfully, it seems that someone else discovered the issue in
the past, as "srate" is currently not used anywhere!

So, get rid of that really weird dead code logic.

Reported-by: Honza Petrous <[email protected]>
Signed-off-by: Mauro Carvalho Chehab <[email protected]>
Signed-off-by: Florian Fainelli <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
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mchehab authored and Sasha Levin committed Jun 30, 2020
1 parent 380a548 commit f87cc0c
Showing 1 changed file with 0 additions and 9 deletions.
9 changes: 0 additions & 9 deletions drivers/media/dvb-frontends/stv6110.c
Original file line number Diff line number Diff line change
Expand Up @@ -263,11 +263,9 @@ static int stv6110_get_frequency(struct dvb_frontend *fe, u32 *frequency)
static int stv6110_set_frequency(struct dvb_frontend *fe, u32 frequency)
{
struct stv6110_priv *priv = fe->tuner_priv;
struct dtv_frontend_properties *c = &fe->dtv_property_cache;
u8 ret = 0x04;
u32 divider, ref, p, presc, i, result_freq, vco_freq;
s32 p_calc, p_calc_opt = 1000, r_div, r_div_opt = 0, p_val;
s32 srate;

dprintk("%s, freq=%d kHz, mclk=%d Hz\n", __func__,
frequency, priv->mclk);
Expand All @@ -278,13 +276,6 @@ static int stv6110_set_frequency(struct dvb_frontend *fe, u32 frequency)
((((priv->mclk / 1000000) - 16) & 0x1f) << 3);

/* BB_GAIN = db/2 */
if (fe->ops.set_property && fe->ops.get_property) {
srate = c->symbol_rate;
dprintk("%s: Get Frontend parameters: srate=%d\n",
__func__, srate);
} else
srate = 15000000;

priv->regs[RSTV6110_CTRL2] &= ~0x0f;
priv->regs[RSTV6110_CTRL2] |= (priv->gain & 0x0f);

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