[ 09/46] drm/nvd0/disp: mask off high 16 bit of negative cursor x-coordinate

[Greg Kroah-Hartman]

From: Greg KH <gregkh@xxxxxxxxxxxxxxxxxxx>

3.5-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Christoph Bumiller <e0425955@xxxxxxxxxxxxxxxxxxxx>

commit af5e7d84b0ec45b2b614b0d6e3657cbdceaa21f9 upstream.

Signed-off-by: Christoph Bumiller <e0425955@xxxxxxxxxxxxxxxxxxxx>
Signed-off-by: Ben Skeggs <bskeggs@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>

---
 drivers/gpu/drm/nouveau/nvd0_display.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/gpu/drm/nouveau/nvd0_display.c
+++ b/drivers/gpu/drm/nouveau/nvd0_display.c
@@ -790,7 +790,7 @@ nvd0_crtc_cursor_move(struct drm_crtc *c
 	struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc);
 	int ch = EVO_CURS(nv_crtc->index);
 
-	evo_piow(crtc->dev, ch, 0x0084, (y << 16) | x);
+	evo_piow(crtc->dev, ch, 0x0084, (y << 16) | (x & 0xffff));
 	evo_piow(crtc->dev, ch, 0x0080, 0x00000000);
 	return 0;
 }


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