diff options
Diffstat (limited to 'drivers/media/dvb-frontends/si2165.c')
| -rw-r--r-- | drivers/media/dvb-frontends/si2165.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/media/dvb-frontends/si2165.c b/drivers/media/dvb-frontends/si2165.c index 8bf716a8ea58..849c3c421262 100644 --- a/drivers/media/dvb-frontends/si2165.c +++ b/drivers/media/dvb-frontends/si2165.c @@ -751,6 +751,9 @@ static int si2165_set_oversamp(struct si2165_state *state, u32 dvb_rate) u64 oversamp; u32 reg_value; + if (!dvb_rate) + return -EINVAL; + oversamp = si2165_get_fe_clk(state); oversamp <<= 23; do_div(oversamp, dvb_rate); @@ -775,6 +778,9 @@ static int si2165_set_if_freq_shift(struct si2165_state *state) return -EINVAL; } + if (!fe_clk) + return -EINVAL; + fe->ops.tuner_ops.get_if_frequency(fe, &IF); if_freq_shift = IF; if_freq_shift <<= 29; |