[HPDD-discuss] [PATCH 1/1 linux-next] staging: lustre: lnet: o2iblnd: use swap() in kiblnd_dev_failover()

Use kernel.h macro definition. Thanks to Julia Lawall for Coccinelle scripting support. Signed-off-by: Fabian Frederick <fabf(a)skynet.be&gt; --- drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-) diff --git a/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd.c b/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd.c index a57c5c3..6044337 100644 --- a/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd.c +++ b/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd.c @@ -2463,7 +2463,6 @@ int kiblnd_dev_failover(kib_dev_t *dev) LIST_HEAD(zombie_fpo); struct rdma_cm_id *cmid = NULL; kib_hca_dev_t *hdev = NULL; - kib_hca_dev_t *old; struct ib_pd *pd; kib_net_t *net; struct sockaddr_in addr; @@ -2555,9 +2554,7 @@ int kiblnd_dev_failover(kib_dev_t *dev) write_lock_irqsave(&kiblnd_data.kib_global_lock, flags); - old = dev->ibd_hdev; - dev->ibd_hdev = hdev; /* take over the refcount */ - hdev = old; + swap(dev->ibd_hdev, hdev); /* take over the refcount */ list_for_each_entry(net, &dev->ibd_nets, ibn_list) { cfs_cpt_for_each(i, lnet_cpt_table()) { -- 2.4.2