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| author | Al Viro <viro@zeniv.linux.org.uk> | 2017-05-25 19:47:00 +0300 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2017-05-27 22:39:35 +0300 |
| commit | 7900c6007a927da7944dd721dcdf69092829d4df (patch) | |
| tree | d414a9d78b143d990e317aca64693443fa3ef0b5 /drivers/gpu/drm/drm_ioc32.c | |
| parent | 8c9e4cfb409838ca463933742560cbe8c5bd1601 (diff) | |
| download | linux-7900c6007a927da7944dd721dcdf69092829d4df.tar.xz | |
switch compat_drm_setsareactx() to drm_ioctl_kernel()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'drivers/gpu/drm/drm_ioc32.c')
| -rw-r--r-- | drivers/gpu/drm/drm_ioc32.c | 17 |
1 files changed, 6 insertions, 11 deletions
diff --git a/drivers/gpu/drm/drm_ioc32.c b/drivers/gpu/drm/drm_ioc32.c index 14eaa25ac3fc..e8081216c7cb 100644 --- a/drivers/gpu/drm/drm_ioc32.c +++ b/drivers/gpu/drm/drm_ioc32.c @@ -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, |