ASoC: tlv320aic31xx: Fix unused variable warning from aic31xx_clk_off

Fix "warning: unused variable 'aic31xx'" from function 'aic31xx_clk_off'.

Signed-off-by: Jyri Sarha <jsarha@ti.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
1 file changed