Message ID | ce03152d3a7f156ff3fe9a3ff15a8d9530e0307a.1441540862.git.mchehab@osg.samsung.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
On 09/06/2015 02:03 PM, Mauro Carvalho Chehab wrote: > Interface links connected to an entity should be removed > before being able of removing the entity. I'd replace that with: ...before the entity itself can be removed. > > Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com> Acked-by: Hans Verkuil <hans.verkuil@cisco.com> > > diff --git a/drivers/media/media-device.c b/drivers/media/media-device.c > index 96a476eeb16e..7c37aeab05bb 100644 > --- a/drivers/media/media-device.c > +++ b/drivers/media/media-device.c > @@ -638,14 +638,30 @@ void media_device_unregister_entity(struct media_entity *entity) > return; > > spin_lock(&mdev->lock); > + > + /* Remove interface links with this entity on it */ > + list_for_each_entry_safe(link, tmp, &mdev->links, graph_obj.list) { > + if (media_type(link->gobj1) == MEDIA_GRAPH_ENTITY I honestly think that the media_type() check can be removed. I think I mentioned it before. Not important enough to withhold the Ack, though. > + && link->entity == entity) { > + media_gobj_remove(&link->graph_obj); > + kfree(link); > + } > + } > + > + /* Remove all data links that belong to this entity */ > list_for_each_entry_safe(link, tmp, &entity->links, list) { > media_gobj_remove(&link->graph_obj); > list_del(&link->list); > kfree(link); > } > + > + /* Remove all pads that belong to this entity */ > for (i = 0; i < entity->num_pads; i++) > media_gobj_remove(&entity->pads[i].graph_obj); > + > + /* Remove the entity */ > media_gobj_remove(&entity->graph_obj); > + > spin_unlock(&mdev->lock); > entity->graph_obj.mdev = NULL; > } > -- To unsubscribe from this list: send the line "unsubscribe linux-media" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
diff --git a/drivers/media/media-device.c b/drivers/media/media-device.c index 96a476eeb16e..7c37aeab05bb 100644 --- a/drivers/media/media-device.c +++ b/drivers/media/media-device.c @@ -638,14 +638,30 @@ void media_device_unregister_entity(struct media_entity *entity) return; spin_lock(&mdev->lock); + + /* Remove interface links with this entity on it */ + list_for_each_entry_safe(link, tmp, &mdev->links, graph_obj.list) { + if (media_type(link->gobj1) == MEDIA_GRAPH_ENTITY + && link->entity == entity) { + media_gobj_remove(&link->graph_obj); + kfree(link); + } + } + + /* Remove all data links that belong to this entity */ list_for_each_entry_safe(link, tmp, &entity->links, list) { media_gobj_remove(&link->graph_obj); list_del(&link->list); kfree(link); } + + /* Remove all pads that belong to this entity */ for (i = 0; i < entity->num_pads; i++) media_gobj_remove(&entity->pads[i].graph_obj); + + /* Remove the entity */ media_gobj_remove(&entity->graph_obj); + spin_unlock(&mdev->lock); entity->graph_obj.mdev = NULL; }
Interface links connected to an entity should be removed before being able of removing the entity. Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>