[PATCH 14/19] drm: properly free id_list when a render node is removed

[Ilija Hadzic <ihadzic@xxxxxxxxxxxxxxxxxxxxxx>]

id_list is dynamically allocated when a render node is
created. Consequently, if must be freed when the render node
is removed, otherwise we have a memory leak.

Signed-off-by: Ilija Hadzic <ihadzic@xxxxxxxxxxxxxxxxxxxxxx>
---
 drivers/gpu/drm/drm_stub.c |    6 ++++++
 1 files changed, 6 insertions(+), 0 deletions(-)

diff --git a/drivers/gpu/drm/drm_stub.c b/drivers/gpu/drm/drm_stub.c
index 93746b7..d427316 100644
--- a/drivers/gpu/drm/drm_stub.c
+++ b/drivers/gpu/drm/drm_stub.c
@@ -426,10 +426,13 @@ int drm_destroy_render_node(struct drm_device *dev, int index)
 
 	list_for_each_entry_safe(node, tmp, &dev->render_node_list, list) {
 		if (node->minor->index == index) {
+			struct drm_mode_group *group;
 			if (node->minor->open_count)
 				return -EBUSY;
+			group = &node->minor->mode_group;
 			list_del(&node->list);
 			drm_put_minor(&node->minor);
+			drm_mode_group_fini(group);
 			kfree(node);
 			return 0;
 		}
@@ -442,8 +445,11 @@ void drm_destroy_all_render_nodes(struct drm_device *dev)
 	struct drm_render_node *node, *tmp;
 
 	list_for_each_entry_safe(node, tmp, &dev->render_node_list, list) {
+		struct drm_mode_group *group;
+		group = &node->minor->mode_group;
 		list_del(&node->list);
 		drm_put_minor(&node->minor);
+		drm_mode_group_fini(group);
 		kfree(node);
 	}
 }
-- 
1.7.8.5

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