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path: root/drivers/gpu/drm/drm_ioctl.c
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Diffstat (limited to 'drivers/gpu/drm/drm_ioctl.c')
-rw-r--r--drivers/gpu/drm/drm_ioctl.c11
1 files changed, 5 insertions, 6 deletions
diff --git a/drivers/gpu/drm/drm_ioctl.c b/drivers/gpu/drm/drm_ioctl.c
index d180673c1323..a7c61c23685a 100644
--- a/drivers/gpu/drm/drm_ioctl.c
+++ b/drivers/gpu/drm/drm_ioctl.c
@@ -95,9 +95,6 @@
* broken.
*/
-static int drm_version(struct drm_device *dev, void *data,
- struct drm_file *file_priv);
-
/*
* Get the bus id.
*
@@ -481,15 +478,17 @@ static int drm_version(struct drm_device *dev, void *data,
return err;
}
-/*
+/**
* drm_ioctl_permit - Check ioctl permissions against caller
*
* @flags: ioctl permission flags.
* @file_priv: Pointer to struct drm_file identifying the caller.
*
* Checks whether the caller is allowed to run an ioctl with the
- * indicated permissions. If so, returns zero. Otherwise returns an
- * error code suitable for ioctl return.
+ * indicated permissions.
+ *
+ * Returns:
+ * Zero if allowed, -EACCES otherwise.
*/
int drm_ioctl_permit(u32 flags, struct drm_file *file_priv)
{