vmwgfx: return -EFAULT if copy_to_user fails

[net-next-2.6.git] / drivers / gpu / drm / vmwgfx / vmwgfx_kms.c

diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
index f1d62611241586f73115a0a8cd60f853837308f6..437ac786277a22520ec9fca32f1488ab6bcdcab4 100644 (file)
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
@@ -972,6 +972,7 @@ int vmw_kms_update_layout_ioctl(struct drm_device *dev, void *data,
        ret = copy_from_user(rects, user_rects, rects_size);
        if (unlikely(ret != 0)) {
                DRM_ERROR("Failed to get rects.\n");
+               ret = -EFAULT;
                goto out_free;
        }