rk: revert 20f3d0b+v3.0.66 to v3.0

[firefly-linux-kernel-4.4.55.git] / drivers / gpu / drm / drm_auth.c

diff --git a/drivers/gpu/drm/drm_auth.c b/drivers/gpu/drm/drm_auth.c
index ba23790450e9d4877ec8721ed5280140a18272ea..3f46772f0cb212d5135ad686fbd20857e6b54a25 100644 (file)
--- a/drivers/gpu/drm/drm_auth.c
+++ b/drivers/gpu/drm/drm_auth.c
@@ -101,7 +101,7 @@ static int drm_add_magic(struct drm_master *master, struct drm_file *priv,
  * Searches and unlinks the entry in drm_device::magiclist with the magic
  * number hash key, while holding the drm_device::struct_mutex lock.
  */
-int drm_remove_magic(struct drm_master *master, drm_magic_t magic)
+static int drm_remove_magic(struct drm_master *master, drm_magic_t magic)
 {
        struct drm_magic_entry *pt;
        struct drm_hash_item *hash;
@@ -136,8 +136,6 @@ int drm_remove_magic(struct drm_master *master, drm_magic_t magic)
  * If there is a magic number in drm_file::magic then use it, otherwise
  * searches an unique non-zero magic number and add it associating it with \p
  * file_priv.
- * This ioctl needs protection by the drm_global_mutex, which protects
- * struct drm_file::magic and struct drm_magic_entry::priv.
  */
 int drm_getmagic(struct drm_device *dev, void *data, struct drm_file *file_priv)
 {
@@ -175,8 +173,6 @@ int drm_getmagic(struct drm_device *dev, void *data, struct drm_file *file_priv)
  * \return zero if authentication successed, or a negative number otherwise.
  *
  * Checks if \p file_priv is associated with the magic number passed in \arg.
- * This ioctl needs protection by the drm_global_mutex, which protects
- * struct drm_file::magic and struct drm_magic_entry::priv.
  */
 int drm_authmagic(struct drm_device *dev, void *data,
                  struct drm_file *file_priv)