Commit 4512acd0 authored by Parav Pandit's avatar Parav Pandit Committed by Jason Gunthorpe
Browse files

RDMA/core: Remove context entries from list while unregistering device 



While unregistering a device, remove the context elements from the list to
not have any stale entries. With that any errors/bugs can be checked when
device is freed.

Signed-off-by: default avatarParav Pandit <parav@mellanox.com>
Reviewed-by: default avatarDaniel Jurgens <danielj@mellanox.com>
Signed-off-by: default avatarLeon Romanovsky <leonro@mellanox.com>
Signed-off-by: default avatarJason Gunthorpe <jgg@mellanox.com>
parent f7b65d9b

drivers/infiniband/core/device.c

+5 −1
Original line number Diff line number Diff line
@@ -286,6 +286,7 @@ EXPORT_SYMBOL(ib_alloc_device); 
 */

void ib_dealloc_device(struct ib_device *device)

{

	WARN_ON(!list_empty(&device->client_data_list));

	WARN_ON(device->reg_state != IB_DEV_UNREGISTERED &&

		device->reg_state != IB_DEV_UNINITIALIZED);

	rdma_restrack_clean(&device->res);
@@ -610,8 +611,11 @@ void ib_unregister_device(struct ib_device *device) 


	down_write(&lists_rwsem);

	spin_lock_irqsave(&device->client_data_lock, flags);

	list_for_each_entry_safe(context, tmp, &device->client_data_list, list)

	list_for_each_entry_safe(context, tmp, &device->client_data_list,

				 list) {

		list_del(&context->list);

		kfree(context);

	}

	spin_unlock_irqrestore(&device->client_data_lock, flags);

	up_write(&lists_rwsem);