Variable portman_read_data is not effectively used, so delete it. sound/drivers/portman2x4.c:195:18: warning: unused function 'portman_read_data'. Reported-by: Abaci Robot <abaci@xxxxxxxxxxxxxxxxx> Link: https://bugzilla.openanolis.cn/show_bug.cgi?id=4557 Signed-off-by: Jiapeng Chong <jiapeng.chong@xxxxxxxxxxxxxxxxx> --- sound/drivers/portman2x4.c | 5 ----- 1 file changed, 5 deletions(-) diff --git a/sound/drivers/portman2x4.c b/sound/drivers/portman2x4.c index 52a656735365..41b46f9ae731 100644 --- a/sound/drivers/portman2x4.c +++ b/sound/drivers/portman2x4.c @@ -192,11 +192,6 @@ static inline u8 portman_read_status(struct portman *pm) return parport_read_status(pm->pardev->port); } -static inline u8 portman_read_data(struct portman *pm) -{ - return parport_read_data(pm->pardev->port); -} - static inline void portman_write_data(struct portman *pm, u8 value) { parport_write_data(pm->pardev->port, value); -- 2.20.1.7.g153144c