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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/addrconf.c
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@ -1283,7 +1283,7 @@ static int ipv6_count_addresses(struct inet6_dev *idev)
return cnt;
}
int ipv6_chk_addr(struct net *net, struct in6_addr *addr,
int ipv6_chk_addr(struct net *net, const struct in6_addr *addr,
struct net_device *dev, int strict)
{
struct inet6_ifaddr *ifp;
@ -1326,7 +1326,7 @@ static bool ipv6_chk_same_addr(struct net *net, const struct in6_addr *addr,
return false;
}
int ipv6_chk_prefix(struct in6_addr *addr, struct net_device *dev)
int ipv6_chk_prefix(const struct in6_addr *addr, struct net_device *dev)
{
struct inet6_dev *idev;
struct inet6_ifaddr *ifa;
@ -1457,7 +1457,7 @@ void addrconf_dad_failure(struct inet6_ifaddr *ifp)
/* Join to solicited addr multicast group. */
void addrconf_join_solict(struct net_device *dev, struct in6_addr *addr)
void addrconf_join_solict(struct net_device *dev, const struct in6_addr *addr)
{
struct in6_addr maddr;
@ -1468,7 +1468,7 @@ void addrconf_join_solict(struct net_device *dev, struct in6_addr *addr)
ipv6_dev_mc_inc(dev, &maddr);
}
void addrconf_leave_solict(struct inet6_dev *idev, struct in6_addr *addr)
void addrconf_leave_solict(struct inet6_dev *idev, const struct in6_addr *addr)
{
struct in6_addr maddr;
@ -2113,7 +2113,7 @@ err_exit:
/*
* Manual configuration of address on an interface
*/
static int inet6_addr_add(struct net *net, int ifindex, struct in6_addr *pfx,
static int inet6_addr_add(struct net *net, int ifindex, const struct in6_addr *pfx,
unsigned int plen, __u8 ifa_flags, __u32 prefered_lft,
__u32 valid_lft)
{
@ -2187,7 +2187,7 @@ static int inet6_addr_add(struct net *net, int ifindex, struct in6_addr *pfx,
return PTR_ERR(ifp);
}
static int inet6_addr_del(struct net *net, int ifindex, struct in6_addr *pfx,
static int inet6_addr_del(struct net *net, int ifindex, const struct in6_addr *pfx,
unsigned int plen)
{
struct inet6_ifaddr *ifp;
@ -2350,7 +2350,7 @@ static void init_loopback(struct net_device *dev)
add_addr(idev, &in6addr_loopback, 128, IFA_HOST);
}
static void addrconf_add_linklocal(struct inet6_dev *idev, struct in6_addr *addr)
static void addrconf_add_linklocal(struct inet6_dev *idev, const struct in6_addr *addr)
{
struct inet6_ifaddr * ifp;
u32 addr_flags = IFA_F_PERMANENT;
@ -3121,7 +3121,7 @@ void if6_proc_exit(void)
#if defined(CONFIG_IPV6_MIP6) || defined(CONFIG_IPV6_MIP6_MODULE)
/* Check if address is a home address configured on any interface. */
int ipv6_chk_home_addr(struct net *net, struct in6_addr *addr)
int ipv6_chk_home_addr(struct net *net, const struct in6_addr *addr)
{
int ret = 0;
struct inet6_ifaddr *ifp = NULL;