ALSA: es1688: Remove set but not used variable 'hw'

Fixes gcc '-Wunused-but-set-variable' warning:

sound/isa/es1688/es1688_lib.c: In function 'snd_es1688_probe':
sound/isa/es1688/es1688_lib.c:124:31: warning:
 variable 'hw' set but not used [-Wunused-but-set-variable]
  unsigned short major, minor, hw;
                               ^

Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
YueHaibing 2019-02-14 02:10:33 +00:00 committed by Takashi Iwai
parent 932a815195
commit a06702ca02

View File

@ -121,7 +121,7 @@ EXPORT_SYMBOL(snd_es1688_reset);
static int snd_es1688_probe(struct snd_es1688 *chip)
{
unsigned long flags;
unsigned short major, minor, hw;
unsigned short major, minor;
int i;
/*
@ -166,14 +166,12 @@ static int snd_es1688_probe(struct snd_es1688 *chip)
if (!chip->version)
return -ENODEV; /* probably SB */
hw = ES1688_HW_AUTO;
switch (chip->version & 0xfff0) {
case 0x4880:
snd_printk(KERN_ERR "[0x%lx] ESS: AudioDrive ES488 detected, "
"but driver is in another place\n", chip->port);
return -ENODEV;
case 0x6880:
hw = (chip->version & 0x0f) >= 8 ? ES1688_HW_1688 : ES1688_HW_688;
break;
default:
snd_printk(KERN_ERR "[0x%lx] ESS: unknown AudioDrive chip "