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net: cleanup some rcu_dereference_raw

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RCU api had been completed and rcu_access_pointer() or
rcu_dereference_protected() are better than generic
rcu_dereference_raw()

Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eric Dumazet
2011-08-11 19:30:52 +00:00
committed by David S. Miller
parent cd28ca0a3d
commit 33d480ce6d
10 changed files with 22 additions and 23 deletions
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net/netlink/af_netlink.c
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@ -1578,7 +1578,7 @@ int __netlink_change_ngroups(struct sock *sk, unsigned int groups)
new = kzalloc(sizeof(*new) + NLGRPSZ(groups), GFP_ATOMIC);
if (!new)
return -ENOMEM;
old = rcu_dereference_raw(tbl->listeners);
old = rcu_dereference_protected(tbl->listeners, 1);
memcpy(new->masks, old->masks, NLGRPSZ(tbl->groups));
rcu_assign_pointer(tbl->listeners, new);