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ALSA: hda/ca0132 - Fix superfluous unsigned check

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Fix a warning by smatch,
 sound/pci/hda/patch_ca0132.c:714 dspio_send() warn: always true
 condition '(res >= 0) => (0-u32max >= 0)'

Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2013-01-15 17:39:29 +01:00
parent a0c041cb6f
commit b645d79619
1 changed files with 1 additions and 1 deletions
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2
sound/pci/hda/patch_ca0132.c
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@ -1054,7 +1054,7 @@ static void chipio_enable_clocks(struct hda_codec *codec)
static int dspio_send(struct hda_codec *codec, unsigned int reg,
unsigned int data)
{
unsigned int res;
int res;
int retry = 50;
/* send bits of data specified by reg to dsp */