Commit a5ea6169 authored by Patrick McHardy's avatar Patrick McHardy Committed by David S. Miller

[NETFILTER]: nf_log: use rcu_assign_pointer for RCU protected pointer

Also replace synchronize_net() calls by synchronize_rcu() since the
RCU protected data is also used for sysfs.
Signed-off-by: default avatarPatrick McHardy <kaber@trash.net>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent fd706d69
......@@ -46,11 +46,11 @@ int nf_log_unregister_pf(int pf)
return -EINVAL;
spin_lock(&nf_log_lock);
nf_logging[pf] = NULL;
rcu_assign_pointer(nf_logging[pf], NULL);
spin_unlock(&nf_log_lock);
/* Give time to concurrent readers. */
synchronize_net();
synchronize_rcu();
return 0;
}
......@@ -63,11 +63,11 @@ void nf_log_unregister_logger(struct nf_logger *logger)
spin_lock(&nf_log_lock);
for (i = 0; i < NPROTO; i++) {
if (nf_logging[i] == logger)
nf_logging[i] = NULL;
rcu_assign_pointer(nf_logging[i], NULL);
}
spin_unlock(&nf_log_lock);
synchronize_net();
synchronize_rcu();
}
EXPORT_SYMBOL(nf_log_unregister_logger);
......
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