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-rw-r--r--sound/pci/hda/hda_codec.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c
index d72bcff..d1424e7 100644
--- a/sound/pci/hda/hda_codec.c
+++ b/sound/pci/hda/hda_codec.c
@@ -1461,6 +1461,8 @@ int snd_hda_codec_amp_update(struct hda_codec *codec, hda_nid_t nid, int ch,
info = get_alloc_amp_hash(codec, HDA_HASH_KEY(nid, direction, idx));
if (!info)
return 0;
+ if (snd_BUG_ON(mask & ~0xff))
+ mask &= 0xff;
val &= mask;
val |= get_vol_mute(codec, info, nid, ch, direction, idx) & ~mask;
if (info->vol[ch] == val)
@@ -1486,6 +1488,9 @@ int snd_hda_codec_amp_stereo(struct hda_codec *codec, hda_nid_t nid,
int direction, int idx, int mask, int val)
{
int ch, ret = 0;
+
+ if (snd_BUG_ON(mask & ~0xff))
+ mask &= 0xff;
for (ch = 0; ch < 2; ch++)
ret |= snd_hda_codec_amp_update(codec, nid, ch, direction,
idx, mask, val);
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