diff options
Diffstat (limited to 'sound/isa')
| -rw-r--r-- | sound/isa/opti9xx/miro.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/sound/isa/opti9xx/miro.c b/sound/isa/opti9xx/miro.c index d295936611f..c2baf4cfb95 100644 --- a/sound/isa/opti9xx/miro.c +++ b/sound/isa/opti9xx/miro.c @@ -483,6 +483,10 @@ static int snd_miro_put_double(struct snd_kcontrol *kcontrol, /* equalizer elements */ + if (left < -0x7f || left > 0x7f || + right < -0x7f || right > 0x7f) + return -EINVAL; + if (left_old > 0x80) left_old = 0x80 - left_old; if (right_old > 0x80) @@ -520,6 +524,10 @@ static int snd_miro_put_double(struct snd_kcontrol *kcontrol, /* non-equalizer elements */ + if (left < 0 || left > 0x20 || + right < 0 || right > 0x20) + return -EINVAL; + left_old = 0x20 - left_old; right_old = 0x20 - right_old; |