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[NETFILTER]: nf_log: make nf_log_unregister_pf return void

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Since the only user of nf_log_unregister_pf (nfnetlink_log) doesn't
check the return value, change it to void and bail out silently when
a non-existant address family is supplied.

Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Patrick McHardy 2007-02-12 11:11:24 -08:00 committed by David S. Miller
parent a5ea6169f2
commit 9dc6aa5fcf
2 changed files with 3 additions and 6 deletions
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2
include/linux/netfilter.h
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@ -172,7 +172,7 @@ struct nf_logger {
/* Function to register/unregister log function. */
int nf_log_register(int pf, struct nf_logger *logger);
int nf_log_unregister_pf(int pf);
void nf_log_unregister_pf(int pf);
void nf_log_unregister_logger(struct nf_logger *logger);
/* Calls the registered backend logging function */

7
net/netfilter/nf_log.c
View file

@ -40,19 +40,16 @@ int nf_log_register(int pf, struct nf_logger *logger)
}
EXPORT_SYMBOL(nf_log_register);
int nf_log_unregister_pf(int pf)
void nf_log_unregister_pf(int pf)
{
if (pf >= NPROTO)
return -EINVAL;
return;
spin_lock(&nf_log_lock);
rcu_assign_pointer(nf_logging[pf], NULL);
spin_unlock(&nf_log_lock);
/* Give time to concurrent readers. */
synchronize_rcu();
return 0;
}
EXPORT_SYMBOL(nf_log_unregister_pf);