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media: mxl5xx: fix tuning logic 

The tuning logic is broken with regards to status report:
it relies on a previously-cached value that may not be valid
if re-tuned.

Change the logic to always read the status.

Acked-by: Daniel Scheller <d.scheller@gmx.net>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
This commit is contained in:
Mauro Carvalho Chehab 2017-10-15 14:54:52 -04:00
parent 19326ef087
commit 2919d12de5
1 changed files with 1 additions and 8 deletions
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9
drivers/media/dvb-frontends/mxl5xx.c
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@ -636,16 +636,9 @@ static int tune(struct dvb_frontend *fe, bool re_tune,
if (r)
return r;
state->tune_time = jiffies;
return 0;
}
if (*status & FE_HAS_LOCK)
return 0;
r = read_status(fe, status);
if (r)
return r;
return 0;
return read_status(fe, status);
}
static enum fe_code_rate conv_fec(enum MXL_HYDRA_FEC_E fec)