diff options
| author | Ingo Molnar <mingo@elte.hu> | 2008-09-10 14:05:45 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-09-10 14:05:45 +0200 |
| commit | 3ce9bcb583536c45a46c7302747029450e22279c (patch) | |
| tree | 7a4167189ffc6dc909151d1a5d040f9f0656a9f4 /sound/pci/oxygen/oxygen_mixer.c | |
| parent | 26fd10517e810dd59ea050b052de24a75ee6dc07 (diff) | |
| parent | f7d0b926ac8c8ec0c7a83ee69409bd2e6bb39f81 (diff) | |
Merge branch 'core/xen' into x86/xen
Diffstat (limited to 'sound/pci/oxygen/oxygen_mixer.c')
| -rw-r--r-- | sound/pci/oxygen/oxygen_mixer.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/sound/pci/oxygen/oxygen_mixer.c b/sound/pci/oxygen/oxygen_mixer.c index 6facac5aed9..05eb8994c14 100644 --- a/sound/pci/oxygen/oxygen_mixer.c +++ b/sound/pci/oxygen/oxygen_mixer.c @@ -512,9 +512,12 @@ static int ac97_switch_get(struct snd_kcontrol *ctl, static void mute_ac97_ctl(struct oxygen *chip, unsigned int control) { - unsigned int priv_idx = chip->controls[control]->private_value & 0xff; + unsigned int priv_idx; u16 value; + if (!chip->controls[control]) + return; + priv_idx = chip->controls[control]->private_value & 0xff; value = oxygen_read_ac97(chip, 0, priv_idx); if (!(value & 0x8000)) { oxygen_write_ac97(chip, 0, priv_idx, value | 0x8000); |