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authorThomas Hellstrom <thellstrom@vmware.com>2015-07-11 07:31:08 +0200
committerThomas Hellstrom <thellstrom@vmware.com>2015-08-12 19:06:18 +0200
commit5101020c78c9f242fe77bd7986bc24f7b800172a (patch)
tree21c4b7350c58d48b492d7cc87c55bdc57ff538b9 /drivers/gpu
parentdrm/vmwgfx: Fix crash when unloading vmwgfx v2 (diff)
downloadlinux-5101020c78c9f242fe77bd7986bc24f7b800172a.tar.xz
linux-5101020c78c9f242fe77bd7986bc24f7b800172a.zip
drm: export the DRM permission check code
This way drm_ioctl_permit() can be used by drivers Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com> Reviewed-by: Sinclair Yeh <syeh@vmware.com>
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/drm/drm_ioctl.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/gpu/drm/drm_ioctl.c b/drivers/gpu/drm/drm_ioctl.c
index b1d303fa2327..9a860ca1e9d7 100644
--- a/drivers/gpu/drm/drm_ioctl.c
+++ b/drivers/gpu/drm/drm_ioctl.c
@@ -480,7 +480,7 @@ static int drm_version(struct drm_device *dev, void *data,
* indicated permissions. If so, returns zero. Otherwise returns an
* error code suitable for ioctl return.
*/
-static int drm_ioctl_permit(u32 flags, struct drm_file *file_priv)
+int drm_ioctl_permit(u32 flags, struct drm_file *file_priv)
{
/* ROOT_ONLY is only for CAP_SYS_ADMIN */
if (unlikely((flags & DRM_ROOT_ONLY) && !capable(CAP_SYS_ADMIN)))
@@ -508,6 +508,7 @@ static int drm_ioctl_permit(u32 flags, struct drm_file *file_priv)
return 0;
}
+EXPORT_SYMBOL(drm_ioctl_permit);
#define DRM_IOCTL_DEF(ioctl, _func, _flags) \
[DRM_IOCTL_NR(ioctl)] = { \