Merge tag 'topic/drm-misc-2016-05-18' of git://anongit.freedesktop.org/drm-intel into drm-next

Update drm-misc pull with a few more fixes included, plus the two from
Arnd for the fallout from the drm_gem_object_lookup() refactor that I
failed to spot :(

* tag 'topic/drm-misc-2016-05-18' of git://anongit.freedesktop.org/drm-intel:
  drm: remove unused dev variables
  drm: mediatek: fixup drm_gem_object_lookup API change
  drm/tegra: Fix crash caused by reference count imbalance
  drm: Fix error handling in drm_connector_register
  drm: Avoid connector reference imbalance on error path
  drm/fb_helper: Fix references to dev->mode_config.num_connector
  drm/i915/fbdev: Fix num_connector references in intel_fb_initial_config()
  qxl: catch qxlfb_create_pinned_object failures
  drm/exynos/hdmi: add a missing tab
  drm/fb-cma-helper: Add function drm_fb_cma_create_with_funcs()
  drm/fb-cma-helper: Use const for drm_framebuffer_funcs argument
  drm: Drop connector argument from __drm_atomic_helper_connector_destroy_state
  drm: Drop plane argument from __drm_atomic_helper_plane_destroy_state
  drm: Drop crtc argument from __drm_atomic_helper_crtc_destroy_state
  drm: Remove unused drm_device from drm_gem_object_lookup()

1 files changed, 4 insertions, 10 deletions

diff --git a/drivers/gpu/drm/drm_gem.c b/drivers/gpu/drm/drm_gem.c
index f716308fb48c..32156060b9c9 100644
--- a/drivers/gpu/drm/drm_gem.c
+++ b/drivers/gpu/drm/drm_gem.c
@@ -588,7 +588,6 @@ EXPORT_SYMBOL(drm_gem_put_pages);
 
 /**
  * drm_gem_object_lookup - look up a GEM object from it's handle
- * @dev: DRM device
  * @filp: DRM file private date
  * @handle: userspace handle
  *
@@ -598,8 +597,7 @@ EXPORT_SYMBOL(drm_gem_put_pages);
  * otherwise.
  */
 struct drm_gem_object *
-drm_gem_object_lookup(struct drm_device *dev, struct drm_file *filp,
-		      u32 handle)
+drm_gem_object_lookup(struct drm_file *filp, u32 handle)
 {
 	struct drm_gem_object *obj;
 
@@ -607,12 +605,8 @@ drm_gem_object_lookup(struct drm_device *dev, struct drm_file *filp,
 
 	/* Check if we currently have a reference on the object */
 	obj = idr_find(&filp->object_idr, handle);
-	if (obj == NULL) {
-		spin_unlock(&filp->table_lock);
-		return NULL;
-	}
-
-	drm_gem_object_reference(obj);
+	if (obj)
+		drm_gem_object_reference(obj);
 
 	spin_unlock(&filp->table_lock);
 
@@ -665,7 +659,7 @@ drm_gem_flink_ioctl(struct drm_device *dev, void *data,
 	if (!drm_core_check_feature(dev, DRIVER_GEM))
 		return -ENODEV;
 
-	obj = drm_gem_object_lookup(dev, file_priv, args->handle);
+	obj = drm_gem_object_lookup(file_priv, args->handle);
 	if (obj == NULL)
 		return -ENOENT;