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inet_diag: add const to inet_diag_req_v2

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diag dumpers should not modify the request.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eric Dumazet
2015-03-10 07:15:54 -07:00
committed by David S. Miller
parent e31c5e0e48
commit 34160ea3f9
5 changed files with 50 additions and 44 deletions
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22
net/ipv4/udp_diag.c
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@@ -18,8 +18,9 @@
#include <linux/sock_diag.h>
static int sk_diag_dump(struct sock *sk, struct sk_buff *skb,
struct netlink_callback *cb, struct inet_diag_req_v2 *req,
struct nlattr *bc)
struct netlink_callback *cb,
const struct inet_diag_req_v2 *req,
struct nlattr *bc)
{
if (!inet_diag_bc_sk(bc, sk))
return 0;
@@ -31,7 +32,8 @@ static int sk_diag_dump(struct sock *sk, struct sk_buff *skb,
}
static int udp_dump_one(struct udp_table *tbl, struct sk_buff *in_skb,
const struct nlmsghdr *nlh, struct inet_diag_req_v2 *req)
const struct nlmsghdr *nlh,
const struct inet_diag_req_v2 *req)
{
int err = -EINVAL;
struct sock *sk;
@@ -90,8 +92,9 @@ out_nosk:
return err;
}
static void udp_dump(struct udp_table *table, struct sk_buff *skb, struct netlink_callback *cb,
struct inet_diag_req_v2 *r, struct nlattr *bc)
static void udp_dump(struct udp_table *table, struct sk_buff *skb,
struct netlink_callback *cb,
const struct inet_diag_req_v2 *r, struct nlattr *bc)
{
int num, s_num, slot, s_slot;
struct net *net = sock_net(skb->sk);
@@ -144,13 +147,13 @@ done:
}
static void udp_diag_dump(struct sk_buff *skb, struct netlink_callback *cb,
struct inet_diag_req_v2 *r, struct nlattr *bc)
const struct inet_diag_req_v2 *r, struct nlattr *bc)
{
udp_dump(&udp_table, skb, cb, r, bc);
}
static int udp_diag_dump_one(struct sk_buff *in_skb, const struct nlmsghdr *nlh,
struct inet_diag_req_v2 *req)
const struct inet_diag_req_v2 *req)
{
return udp_dump_one(&udp_table, in_skb, nlh, req);
}
@@ -170,13 +173,14 @@ static const struct inet_diag_handler udp_diag_handler = {
};
static void udplite_diag_dump(struct sk_buff *skb, struct netlink_callback *cb,
struct inet_diag_req_v2 *r, struct nlattr *bc)
const struct inet_diag_req_v2 *r,
struct nlattr *bc)
{
udp_dump(&udplite_table, skb, cb, r, bc);
}
static int udplite_diag_dump_one(struct sk_buff *in_skb, const struct nlmsghdr *nlh,
struct inet_diag_req_v2 *req)
const struct inet_diag_req_v2 *req)
{
return udp_dump_one(&udplite_table, in_skb, nlh, req);
}