[PATCH] drm/drm_vblank.c: using u32 instead of the int to store frame size

[Sui Jingfeng]

From: Sui Jingfeng <suijingf...@loongson.cn>

Both mode->crtc_htotal and mode->crtc_vtotal are u16 type, using a u32 is
to store the result instead of int.

Signed-off-by: Sui Jingfeng <suijingf...@loongson.cn>
Cc: Maarten Lankhorst <maarten.lankho...@linux.intel.com>
Cc: Maxime Ripard <mrip...@kernel.org>
Cc: Thomas Zimmermann <tzimmerm...@suse.de>
Cc: David Airlie <airl...@gmail.com>
Cc: Daniel Vetter <dan...@ffwll.ch>
Cc: dri-devel@lists.freedesktop.org
Cc: linux-ker...@vger.kernel.org
Cc: loongson-ker...@lists.loongnix.cn
---
 drivers/gpu/drm/drm_vblank.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/drm_vblank.c b/drivers/gpu/drm/drm_vblank.c
index 877e2067534f..a8dfe5551b7c 100644
--- a/drivers/gpu/drm/drm_vblank.c
+++ b/drivers/gpu/drm/drm_vblank.c
@@ -622,7 +622,7 @@ void drm_calc_timestamping_constants(struct drm_crtc *crtc,
 
        /* Valid dotclock? */
        if (dotclock > 0) {
-               int frame_size = mode->crtc_htotal * mode->crtc_vtotal;
+               u32 frame_size = mode->crtc_htotal * mode->crtc_vtotal;
 
                /*
                 * Convert scanline length in pixels and video
-- 
2.25.1