[NETFILTER]: nf_log: constify struct nf_logger and nf_log_packet loginfo arg
Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/netfilter/nf_log.c b/net/netfilter/nf_log.c
index fad97d6..ed9116d 100644
--- a/net/netfilter/nf_log.c
+++ b/net/netfilter/nf_log.c
@@ -15,12 +15,12 @@
#define NF_LOG_PREFIXLEN 128
-static struct nf_logger *nf_loggers[NPROTO];
+static const struct nf_logger *nf_loggers[NPROTO] __read_mostly;
static DEFINE_MUTEX(nf_log_mutex);
/* return EBUSY if somebody else is registered, EEXIST if the same logger
* is registred, 0 on success. */
-int nf_log_register(int pf, struct nf_logger *logger)
+int nf_log_register(int pf, const struct nf_logger *logger)
{
int ret;
@@ -58,7 +58,7 @@
}
EXPORT_SYMBOL(nf_log_unregister_pf);
-void nf_log_unregister(struct nf_logger *logger)
+void nf_log_unregister(const struct nf_logger *logger)
{
int i;
@@ -78,12 +78,12 @@
const struct sk_buff *skb,
const struct net_device *in,
const struct net_device *out,
- struct nf_loginfo *loginfo,
+ const struct nf_loginfo *loginfo,
const char *fmt, ...)
{
va_list args;
char prefix[NF_LOG_PREFIXLEN];
- struct nf_logger *logger;
+ const struct nf_logger *logger;
rcu_read_lock();
logger = rcu_dereference(nf_loggers[pf]);