diff options
| author | Jay Fenlason <fenlason@redhat.com> | 2013-05-21 08:21:28 +0400 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2013-05-23 11:03:54 +0400 |
| commit | 9313eb4be3220054c07a7c34c38764ea1ebcd220 (patch) | |
| tree | ae6d18e6c2461261e9c5669eb939d2a973063682 /drivers/net/ethernet/chelsio/cxgb3/cxgb3_offload.c | |
| parent | f1238261891bea67da845688b7684a3444c61bd9 (diff) | |
| download | linux-9313eb4be3220054c07a7c34c38764ea1ebcd220.tar.xz | |
cxgb3: Fix warning about using rcu_dereference when not in a rcu-locked section
It is about using rcu_dereference() when not in a rcu-locked section. It only
happens on initialization hence fix the initialization to not rcu_dereference()
Signed-off-by: Jay Fenlason <fenlason@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/chelsio/cxgb3/cxgb3_offload.c')
| -rw-r--r-- | drivers/net/ethernet/chelsio/cxgb3/cxgb3_offload.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/drivers/net/ethernet/chelsio/cxgb3/cxgb3_offload.c b/drivers/net/ethernet/chelsio/cxgb3/cxgb3_offload.c index 0c96e5fe99cc..4058b856eb71 100644 --- a/drivers/net/ethernet/chelsio/cxgb3/cxgb3_offload.c +++ b/drivers/net/ethernet/chelsio/cxgb3/cxgb3_offload.c @@ -1246,6 +1246,7 @@ int cxgb3_offload_activate(struct adapter *adapter) struct tid_range stid_range, tid_range; struct mtutab mtutab; unsigned int l2t_capacity; + struct l2t_data *l2td; t = kzalloc(sizeof(*t), GFP_KERNEL); if (!t) @@ -1261,8 +1262,8 @@ int cxgb3_offload_activate(struct adapter *adapter) goto out_free; err = -ENOMEM; - RCU_INIT_POINTER(dev->l2opt, t3_init_l2t(l2t_capacity)); - if (!L2DATA(dev)) + l2td = t3_init_l2t(l2t_capacity); + if (!l2td) goto out_free; natids = min(tid_range.num / 2, MAX_ATIDS); @@ -1279,6 +1280,7 @@ int cxgb3_offload_activate(struct adapter *adapter) INIT_LIST_HEAD(&t->list_node); t->dev = dev; + RCU_INIT_POINTER(dev->l2opt, l2td); T3C_DATA(dev) = t; dev->recv = process_rx; dev->neigh_update = t3_l2t_update; @@ -1294,8 +1296,7 @@ int cxgb3_offload_activate(struct adapter *adapter) return 0; out_free_l2t: - t3_free_l2t(L2DATA(dev)); - RCU_INIT_POINTER(dev->l2opt, NULL); + t3_free_l2t(l2td); out_free: kfree(t); return err; |