From 1a36bf1da632670f9b0a1fc0d63dd65e0ad2483d Mon Sep 17 00:00:00 2001 From: Al Viro Date: Thu, 25 May 2017 13:28:51 -0400 Subject: [PATCH] switch compat_drm_update_draw() Signed-off-by: Al Viro --- drivers/gpu/drm/drm_ioc32.c | 17 +++-------------- 1 file changed, 3 insertions(+), 14 deletions(-) diff --git a/drivers/gpu/drm/drm_ioc32.c b/drivers/gpu/drm/drm_ioc32.c index b986caa66430..752cb36a1cb7 100644 --- a/drivers/gpu/drm/drm_ioc32.c +++ b/drivers/gpu/drm/drm_ioc32.c @@ -806,22 +806,11 @@ static int compat_drm_update_draw(struct file *file, unsigned int cmd, unsigned long arg) { drm_update_draw32_t update32; - struct drm_update_draw __user *request; - int err; - if (copy_from_user(&update32, (void __user *)arg, sizeof(update32))) return -EFAULT; - request = compat_alloc_user_space(sizeof(*request)); - if (!request || - __put_user(update32.handle, &request->handle) || - __put_user(update32.type, &request->type) || - __put_user(update32.num, &request->num) || - __put_user(update32.data, &request->data)) - return -EFAULT; - - err = drm_ioctl(file, DRM_IOCTL_UPDATE_DRAW, (unsigned long)request); - return err; + return drm_ioctl_kernel(file, drm_noop, NULL, + DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY); } #endif @@ -969,7 +958,7 @@ static struct { DRM_IOCTL32_DEF(DRM_IOCTL_SG_ALLOC, compat_drm_sg_alloc), DRM_IOCTL32_DEF(DRM_IOCTL_SG_FREE, compat_drm_sg_free), #if defined(CONFIG_X86) || defined(CONFIG_IA64) - [DRM_IOCTL_NR(DRM_IOCTL_UPDATE_DRAW32)].fn = compat_drm_update_draw, + DRM_IOCTL32_DEF(DRM_IOCTL_UPDATE_DRAW, compat_drm_update_draw), #endif [DRM_IOCTL_NR(DRM_IOCTL_WAIT_VBLANK32)].fn = compat_drm_wait_vblank, #if defined(CONFIG_X86) || defined(CONFIG_IA64) -- 2.20.1