diff options
author | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2016-10-20 00:10:27 -0300 |
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committer | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2016-10-20 00:10:27 -0300 |
commit | d0b2f91bede3bd5e3d24dd6803e56eee959c1797 (patch) | |
tree | 7fee4ab0509879c373c4f2cbd5b8a5be5b4041ee /drivers/media/dvb-frontends/ds3000.c | |
parent | e914f8eb445e8f74b00303c19c2ffceaedd16a05 (diff) |
Linux-libre 4.8.2-gnupck-4.8.2-gnu
Diffstat (limited to 'drivers/media/dvb-frontends/ds3000.c')
-rw-r--r-- | drivers/media/dvb-frontends/ds3000.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/media/dvb-frontends/ds3000.c b/drivers/media/dvb-frontends/ds3000.c index cae93c393..c5505d98b 100644 --- a/drivers/media/dvb-frontends/ds3000.c +++ b/drivers/media/dvb-frontends/ds3000.c @@ -957,6 +957,15 @@ static int ds3000_set_frontend(struct dvb_frontend *fe) /* enable ac coupling */ ds3000_writereg(state, 0x25, 0x8a); + if ((c->symbol_rate < ds3000_ops.info.symbol_rate_min) || + (c->symbol_rate > ds3000_ops.info.symbol_rate_max)) { + dprintk("%s() symbol_rate %u out of range (%u ... %u)\n", + __func__, c->symbol_rate, + ds3000_ops.info.symbol_rate_min, + ds3000_ops.info.symbol_rate_max); + return -EINVAL; + } + /* enhance symbol rate performance */ if ((c->symbol_rate / 1000) <= 5000) { value = 29777 / (c->symbol_rate / 1000) + 1; |