ALSA: hda - Fix possible zero-division

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Check the TLV db scale result before actually dividing in vmaster
slave init code.  Also mask TLV_DB_SCALE_MUTE bit so that the right
value is obtained even if this bit is set by the codec driver.

Signed-off-by: Takashi Iwai <tiwai@suse.de>

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Takashi Iwai 2013-11-04 15:44:09 +01:00

parent 504333df8b

commit a4e7a12168

1 changed files with 7 additions and 2 deletions

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9

sound/pci/hda/hda_codec.c

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