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drm: fix leak of device mappings since multi-master changes.

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Device maps now contain a link to the master that created them, so
when cleaning up the master, remove any maps that are connected to it.
Also delete any remaining maps at driver unload time.

Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Dave Airlie
2009-01-19 17:17:58 +10:00
parent 1de9e8e70f
commit c1ff85d977
2 changed files with 12 additions and 0 deletions
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4
drivers/gpu/drm/drm_drv.c
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@@ -294,6 +294,7 @@ EXPORT_SYMBOL(drm_init);
*/
static void drm_cleanup(struct drm_device * dev)
{
struct drm_map_list *r_list, *list_temp;
DRM_DEBUG("\n");
if (!dev) {
@@ -325,6 +326,9 @@ static void drm_cleanup(struct drm_device * dev)
drm_ht_remove(&dev->map_hash);
drm_ctxbitmap_cleanup(dev);
list_for_each_entry_safe(r_list, list_temp, &dev->maplist, head)
drm_rmmap(dev, r_list->map);
if (drm_core_check_feature(dev, DRIVER_MODESET))
drm_put_minor(&dev->control);