do_div() is meant to be used with an unsigned dividend.

Signed-off-by: Nicolas Pitre nico@linaro.org

diff --git a/drivers/gpu/drm/mgag200/mgag200_mode.c b/drivers/gpu/drm/mgag200/mgag200_mode.c index c99d3fe128..1d4c480f5c 100644 --- a/drivers/gpu/drm/mgag200/mgag200_mode.c +++ b/drivers/gpu/drm/mgag200/mgag200_mode.c @@ -1564,7 +1564,7 @@ static uint32_t mga_vga_calculate_mode_bandwidth(struct drm_display_mode *mode, int bits_per_pixel) { uint32_t total_area, divisor; - int64_t active_area, pixels_per_second, bandwidth; + uint64_t active_area, pixels_per_second, bandwidth; uint64_t bytes_per_pixel = (bits_per_pixel + 7) / 8;

divisor = 1024;