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inet: constify ip headers and in6_addr

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Add const qualifiers to structs iphdr, ipv6hdr and in6_addr pointers
where possible, to make code intention more obvious.

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
2011-04-22 04:53:02 +00:00
committed by David S. Miller
parent 5f8629c526
commit b71d1d426d
64 changed files with 316 additions and 310 deletions
Download Patch File Download Diff File Expand all files Collapse all files

16
net/ipv6/anycast.c
View File

@@ -44,7 +44,7 @@
#include <net/checksum.h>
static int ipv6_dev_ac_dec(struct net_device *dev, struct in6_addr *addr);
static int ipv6_dev_ac_dec(struct net_device *dev, const struct in6_addr *addr);
/* Big ac list lock for all the sockets */
static DEFINE_RWLOCK(ipv6_sk_ac_lock);
@@ -54,7 +54,7 @@ static DEFINE_RWLOCK(ipv6_sk_ac_lock);
* socket join an anycast group
*/
int ipv6_sock_ac_join(struct sock *sk, int ifindex, struct in6_addr *addr)
int ipv6_sock_ac_join(struct sock *sk, int ifindex, const struct in6_addr *addr)
{
struct ipv6_pinfo *np = inet6_sk(sk);
struct net_device *dev = NULL;
@@ -145,7 +145,7 @@ error:
/*
* socket leave an anycast group
*/
int ipv6_sock_ac_drop(struct sock *sk, int ifindex, struct in6_addr *addr)
int ipv6_sock_ac_drop(struct sock *sk, int ifindex, const struct in6_addr *addr)
{
struct ipv6_pinfo *np = inet6_sk(sk);
struct net_device *dev;
@@ -252,7 +252,7 @@ static void aca_put(struct ifacaddr6 *ac)
/*
* device anycast group inc (add if not found)
*/
int ipv6_dev_ac_inc(struct net_device *dev, struct in6_addr *addr)
int ipv6_dev_ac_inc(struct net_device *dev, const struct in6_addr *addr)
{
struct ifacaddr6 *aca;
struct inet6_dev *idev;
@@ -324,7 +324,7 @@ out:
/*
* device anycast group decrement
*/
int __ipv6_dev_ac_dec(struct inet6_dev *idev, struct in6_addr *addr)
int __ipv6_dev_ac_dec(struct inet6_dev *idev, const struct in6_addr *addr)
{
struct ifacaddr6 *aca, *prev_aca;
@@ -358,7 +358,7 @@ int __ipv6_dev_ac_dec(struct inet6_dev *idev, struct in6_addr *addr)
}
/* called with rcu_read_lock() */
static int ipv6_dev_ac_dec(struct net_device *dev, struct in6_addr *addr)
static int ipv6_dev_ac_dec(struct net_device *dev, const struct in6_addr *addr)
{
struct inet6_dev *idev = __in6_dev_get(dev);
@@ -371,7 +371,7 @@ static int ipv6_dev_ac_dec(struct net_device *dev, struct in6_addr *addr)
* check if the interface has this anycast address
* called with rcu_read_lock()
*/
static int ipv6_chk_acast_dev(struct net_device *dev, struct in6_addr *addr)
static int ipv6_chk_acast_dev(struct net_device *dev, const struct in6_addr *addr)
{
struct inet6_dev *idev;
struct ifacaddr6 *aca;
@@ -392,7 +392,7 @@ static int ipv6_chk_acast_dev(struct net_device *dev, struct in6_addr *addr)
* check if given interface (or any, if dev==0) has this anycast address
*/
int ipv6_chk_acast_addr(struct net *net, struct net_device *dev,
struct in6_addr *addr)
const struct in6_addr *addr)
{
int found = 0;