Commit 126fdc32 authored by Pavel Emelyanov's avatar Pavel Emelyanov Committed by David S. Miller

inet_diag: Introduce new inet_diag_req header

This one coinsides with the sock_diag_req in the beginning and
contains only used fields from its previous analogue.

The existing code is patched to use the _compat version of it
for now.
Signed-off-by: default avatarPavel Emelyanov <xemul@parallels.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent d366477a
......@@ -23,7 +23,7 @@ struct inet_diag_sockid {
/* Request structure */
struct inet_diag_req {
struct inet_diag_req_compat {
__u8 idiag_family; /* Family of addresses. */
__u8 idiag_src_len;
__u8 idiag_dst_len;
......@@ -35,6 +35,15 @@ struct inet_diag_req {
__u32 idiag_dbs; /* Tables to dump (NI) */
};
struct inet_diag_req {
__u8 sdiag_family;
__u8 sdiag_protocol;
__u8 idiag_ext;
__u8 pad;
__u32 idiag_states;
struct inet_diag_sockid id;
};
enum {
INET_DIAG_REQ_NONE,
INET_DIAG_REQ_BYTECODE,
......
......@@ -265,7 +265,7 @@ static int inet_diag_get_exact(struct sk_buff *in_skb,
{
int err;
struct sock *sk;
struct inet_diag_req *req = NLMSG_DATA(nlh);
struct inet_diag_req_compat *req = NLMSG_DATA(nlh);
struct sk_buff *rep;
struct inet_hashinfo *hashinfo;
const struct inet_diag_handler *handler;
......@@ -504,7 +504,7 @@ static int inet_csk_diag_dump(struct sock *sk,
struct netlink_callback *cb,
const struct nlattr *bc)
{
struct inet_diag_req *r = NLMSG_DATA(cb->nlh);
struct inet_diag_req_compat *r = NLMSG_DATA(cb->nlh);
if (bc != NULL) {
struct inet_diag_entry entry;
......@@ -541,7 +541,7 @@ static int inet_twsk_diag_dump(struct inet_timewait_sock *tw,
struct netlink_callback *cb,
const struct nlattr *bc)
{
struct inet_diag_req *r = NLMSG_DATA(cb->nlh);
struct inet_diag_req_compat *r = NLMSG_DATA(cb->nlh);
if (bc != NULL) {
struct inet_diag_entry entry;
......@@ -629,7 +629,7 @@ static int inet_diag_dump_reqs(struct sk_buff *skb, struct sock *sk,
const struct nlattr *bc)
{
struct inet_diag_entry entry;
struct inet_diag_req *r = NLMSG_DATA(cb->nlh);
struct inet_diag_req_compat *r = NLMSG_DATA(cb->nlh);
struct inet_connection_sock *icsk = inet_csk(sk);
struct listen_sock *lopt;
struct inet_sock *inet = inet_sk(sk);
......@@ -712,12 +712,12 @@ static int inet_diag_dump(struct sk_buff *skb, struct netlink_callback *cb)
{
int i, num;
int s_i, s_num;
struct inet_diag_req *r = NLMSG_DATA(cb->nlh);
struct inet_diag_req_compat *r = NLMSG_DATA(cb->nlh);
const struct inet_diag_handler *handler;
struct inet_hashinfo *hashinfo;
const struct nlattr *bc = NULL;
if (nlmsg_attrlen(cb->nlh, sizeof(struct inet_diag_req)))
if (nlmsg_attrlen(cb->nlh, sizeof(struct inet_diag_req_compat)))
bc = nlmsg_find_attr(cb->nlh, sizeof(*r), INET_DIAG_REQ_BYTECODE);
handler = inet_diag_lock_handler(inet_diag_type2proto(cb->nlh->nlmsg_type));
......@@ -863,7 +863,7 @@ static int inet_diag_dump(struct sk_buff *skb, struct netlink_callback *cb)
static int inet_diag_rcv_msg_compat(struct sk_buff *skb, struct nlmsghdr *nlh)
{
int hdrlen = sizeof(struct inet_diag_req);
int hdrlen = sizeof(struct inet_diag_req_compat);
if (nlh->nlmsg_type >= INET_DIAG_GETSOCK_MAX ||
nlmsg_len(nlh) < hdrlen)
......
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