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ALSA: ca0106: fix error code handling 

commit ee0761d1d8 upstream.

snd_ca0106_spi_write() returns 1 on error, snd_ca0106_pcm_power_dac()
is returning the error code directly, and the caller is expecting an
negative error code

Signed-off-by: Tong Zhang <ztong0001@gmail.com>
Cc: <stable@vger.kernel.org>
Link: https://lore.kernel.org/r/20200824224541.1260307-1-ztong0001@gmail.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
5.4-rM2-2.2.x-imx-squashed
Tong Zhang 2020-08-24 18:45:41 -04:00 committed by Greg Kroah-Hartman
parent 156dd7c73a
commit a3b94af511
1 changed files with 2 additions and 1 deletions
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3
sound/pci/ca0106/ca0106_main.c
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@ -537,7 +537,8 @@ static int snd_ca0106_pcm_power_dac(struct snd_ca0106 *chip, int channel_id,
else
/* Power down */
chip->spi_dac_reg[reg] |= bit;
return snd_ca0106_spi_write(chip, chip->spi_dac_reg[reg]);
if (snd_ca0106_spi_write(chip, chip->spi_dac_reg[reg]) != 0)
return -ENXIO;
}
return 0;
}