drm/exynos: scaler: fix static checker warning

drivers/gpu/drm/exynos/exynos_drm_scaler.c:402 scaler_task_done()
warn: signedness bug returning '(-22)'

Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
This commit is contained in:
Inki Dae 2018-05-23 09:48:15 +09:00
parent e9dfe83d89
commit 12678199c7

View file

@ -397,7 +397,7 @@ static inline u32 scaler_get_int_status(struct scaler_context *scaler)
return scaler_read(SCALER_INT_STATUS);
}
static inline bool scaler_task_done(u32 val)
static inline int scaler_task_done(u32 val)
{
return val & SCALER_INT_STATUS_FRAME_END ? 0 : -EINVAL;
}