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switch compat_drm_setsareactx() to drm_ioctl_kernel()

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Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2017-05-25 12:47:00 -04:00
parent 8c9e4cfb40
commit 7900c6007a
1 changed files with 6 additions and 11 deletions
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17
drivers/gpu/drm/drm_ioc32.c
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@ -502,21 +502,16 @@ static int compat_drm_setsareactx(struct file *file, unsigned int cmd,
unsigned long arg)
{
drm_ctx_priv_map32_t req32;
struct drm_ctx_priv_map __user *request;
struct drm_ctx_priv_map request;
drm_ctx_priv_map32_t __user *argp = (void __user *)arg;
if (copy_from_user(&req32, argp, sizeof(req32)))
return -EFAULT;
request = compat_alloc_user_space(sizeof(*request));
if (!request)
return -EFAULT;
if (__put_user(req32.ctx_id, &request->ctx_id)
|| __put_user((void *)(unsigned long)req32.handle,
&request->handle))
return -EFAULT;
return drm_ioctl(file, DRM_IOCTL_SET_SAREA_CTX, (unsigned long)request);
request.ctx_id = req32.ctx_id;
request.handle = compat_ptr(req32.handle);
return drm_ioctl_kernel(file, drm_legacy_setsareactx, &request,
DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY);
}
static int compat_drm_getsareactx(struct file *file, unsigned int cmd,
@ -1011,7 +1006,7 @@ static struct {
[DRM_IOCTL_NR(DRM_IOCTL_MAP_BUFS32)].fn = compat_drm_mapbufs,
DRM_IOCTL32_DEF(DRM_IOCTL_FREE_BUFS, compat_drm_freebufs),
[DRM_IOCTL_NR(DRM_IOCTL_RM_MAP32)].fn = compat_drm_rmmap,
[DRM_IOCTL_NR(DRM_IOCTL_SET_SAREA_CTX32)].fn = compat_drm_setsareactx,
DRM_IOCTL32_DEF(DRM_IOCTL_SET_SAREA_CTX, compat_drm_setsareactx),
[DRM_IOCTL_NR(DRM_IOCTL_GET_SAREA_CTX32)].fn = compat_drm_getsareactx,
[DRM_IOCTL_NR(DRM_IOCTL_RES_CTX32)].fn = compat_drm_resctx,
[DRM_IOCTL_NR(DRM_IOCTL_DMA32)].fn = compat_drm_dma,