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authorIngo Molnar <mingo@elte.hu>2008-09-10 09:09:51 +0200
committerIngo Molnar <mingo@elte.hu>2008-09-10 09:09:51 +0200
commit6003ab0bad4cc56f3c4fadf62a0d23a967b9c53b (patch)
tree2087ca69776116b70a6af0daae9c10bfac1aa347 /sound/pci/oxygen/oxygen_mixer.c
parentab7476cf76e560f0efda2a631a70aabe93009025 (diff)
parentadee14b2e1557d0a8559f29681732d05a89dfc35 (diff)
Merge branch 'linus' into core/debug
Conflicts: lib/vsprintf.c Manual merge: include/linux/kernel.h Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'sound/pci/oxygen/oxygen_mixer.c')
-rw-r--r--sound/pci/oxygen/oxygen_mixer.c5
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);