TononixOS/ubports_kernel_google_msm
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

inet: constify ip headers and in6_addr

Browse Source 
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

20
net/ipv6/udp.c
View File

@@ -311,7 +311,7 @@ static struct sock *__udp6_lib_lookup_skb(struct sk_buff *skb,
struct udp_table *udptable)
{
struct sock *sk;
struct ipv6hdr *iph = ipv6_hdr(skb);
const struct ipv6hdr *iph = ipv6_hdr(skb);
if (unlikely(sk = skb_steal_sock(skb)))
return sk;
@@ -463,9 +463,9 @@ void __udp6_lib_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
struct udp_table *udptable)
{
struct ipv6_pinfo *np;
struct ipv6hdr *hdr = (struct ipv6hdr*)skb->data;
struct in6_addr *saddr = &hdr->saddr;
struct in6_addr *daddr = &hdr->daddr;
const struct ipv6hdr *hdr = (const struct ipv6hdr *)skb->data;
const struct in6_addr *saddr = &hdr->saddr;
const struct in6_addr *daddr = &hdr->daddr;
struct udphdr *uh = (struct udphdr*)(skb->data+offset);
struct sock *sk;
int err;
@@ -553,8 +553,8 @@ drop_no_sk_drops_inc:
}
static struct sock *udp_v6_mcast_next(struct net *net, struct sock *sk,
__be16 loc_port, struct in6_addr *loc_addr,
__be16 rmt_port, struct in6_addr *rmt_addr,
__be16 loc_port, const struct in6_addr *loc_addr,
__be16 rmt_port, const struct in6_addr *rmt_addr,
int dif)
{
struct hlist_nulls_node *node;
@@ -633,7 +633,7 @@ drop:
* so we don't need to lock the hashes.
*/
static int __udp6_lib_mcast_deliver(struct net *net, struct sk_buff *skb,
struct in6_addr *saddr, struct in6_addr *daddr,
const struct in6_addr *saddr, const struct in6_addr *daddr,
struct udp_table *udptable)
{
struct sock *sk, *stack[256 / sizeof(struct sock *)];
@@ -716,7 +716,7 @@ int __udp6_lib_rcv(struct sk_buff *skb, struct udp_table *udptable,
struct net *net = dev_net(skb->dev);
struct sock *sk;
struct udphdr *uh;
struct in6_addr *saddr, *daddr;
const struct in6_addr *saddr, *daddr;
u32 ulen = 0;
if (!pskb_may_pull(skb, sizeof(struct udphdr)))
@@ -1278,7 +1278,7 @@ int compat_udpv6_getsockopt(struct sock *sk, int level, int optname,
static int udp6_ufo_send_check(struct sk_buff *skb)
{
struct ipv6hdr *ipv6h;
const struct ipv6hdr *ipv6h;
struct udphdr *uh;
if (!pskb_may_pull(skb, sizeof(*uh)))
@@ -1382,7 +1382,7 @@ static void udp6_sock_seq_show(struct seq_file *seq, struct sock *sp, int bucket
{
struct inet_sock *inet = inet_sk(sp);
struct ipv6_pinfo *np = inet6_sk(sp);
struct in6_addr *dest, *src;
const struct in6_addr *dest, *src;
__u16 destp, srcp;
dest = &np->daddr;