diff options
Diffstat (limited to 'sound/soc/codecs/max98090.c')
| -rw-r--r-- | sound/soc/codecs/max98090.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/sound/soc/codecs/max98090.c b/sound/soc/codecs/max98090.c index a5b0c40ee545..b9f15a260c78 100644 --- a/sound/soc/codecs/max98090.c +++ b/sound/soc/codecs/max98090.c @@ -419,6 +419,9 @@ static int max98090_put_enab_tlv(struct snd_kcontrol *kcontrol, val = (val >> mc->shift) & mask; + if (sel < 0 || sel > mc->max) + return -EINVAL; + *select = sel; /* Setting a volume is only valid if it is already On */ @@ -433,7 +436,7 @@ static int max98090_put_enab_tlv(struct snd_kcontrol *kcontrol, mask << mc->shift, sel << mc->shift); - return 0; + return *select != val; } static const char *max98090_perf_pwr_text[] = |