diff options
Diffstat (limited to 'drivers/staging/asus_oled/asus_oled.c')
| -rw-r--r-- | drivers/staging/asus_oled/asus_oled.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/staging/asus_oled/asus_oled.c b/drivers/staging/asus_oled/asus_oled.c index 8a05725cb1d05..ea99f055abb60 100644 --- a/drivers/staging/asus_oled/asus_oled.c +++ b/drivers/staging/asus_oled/asus_oled.c @@ -349,7 +349,14 @@ static void send_data(struct asus_oled_dev *odev) static int append_values(struct asus_oled_dev *odev, uint8_t val, size_t count) { - while (count-- > 0 && val) { + odev->last_val = val; + + if (val == 0) { + odev->buf_offs += count; + return 0; + } + + while (count-- > 0) { size_t x = odev->buf_offs % odev->width; size_t y = odev->buf_offs / odev->width; size_t i; @@ -400,7 +407,6 @@ static int append_values(struct asus_oled_dev *odev, uint8_t val, size_t count) ; } - odev->last_val = val; odev->buf_offs++; } |