Looks like 'w' has remained unchecked since the driver's inception. Fixes the following W=1 kernel build warning(s): sound/soc/ti/omap-mcbsp-st.c: In function ‘omap_mcbsp_st_chgain’: sound/soc/ti/omap-mcbsp-st.c:145:6: warning: variable ‘w’ set but not used [-Wunused-but-set-variable] Cc: Peter Ujfalusi <peter.ujfalusi@xxxxxx> Cc: Jarkko Nikula <jarkko.nikula@xxxxxxxxxx> Cc: Samuel Ortiz <samuel.ortiz@xxxxxxxxx> Cc: linux-omap@xxxxxxxxxxxxxxx Signed-off-by: Lee Jones <lee.jones@xxxxxxxxxx> --- sound/soc/ti/omap-mcbsp-st.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/sound/soc/ti/omap-mcbsp-st.c b/sound/soc/ti/omap-mcbsp-st.c index 5a32b54bbf3bb..643ef7eb68fc8 100644 --- a/sound/soc/ti/omap-mcbsp-st.c +++ b/sound/soc/ti/omap-mcbsp-st.c @@ -142,10 +142,9 @@ static void omap_mcbsp_st_fir_write(struct omap_mcbsp *mcbsp, s16 *fir) static void omap_mcbsp_st_chgain(struct omap_mcbsp *mcbsp) { - u16 w; struct omap_mcbsp_st_data *st_data = mcbsp->st_data; - w = MCBSP_ST_READ(mcbsp, SSELCR); + MCBSP_ST_READ(mcbsp, SSELCR); MCBSP_ST_WRITE(mcbsp, SGAINCR, ST_CH0GAIN(st_data->ch0gain) | ST_CH1GAIN(st_data->ch1gain)); -- 2.25.1