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inet_diag: add module pointer to "struct inet_diag_handler" 

Following patch is going to use RCU instead of
inet_diag_table_mutex acquisition.

This patch is a preparation, no change of behavior yet.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Reviewed-by: Guillaume Nault <gnault@redhat.com>
Reviewed-by: Kuniyuki Iwashima <kuniyu@amazon.com>
Reviewed-by: Willem de Bruijn <willemb@google.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
This commit is contained in:
Eric Dumazet 2024-01-22 11:25:57 +00:00 committed by Paolo Abeni
parent e50e10ae5d
commit db5914695a
7 changed files with 8 additions and 0 deletions
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1
include/linux/inet_diag.h
View File

@ -8,6 +8,7 @@
struct inet_hashinfo;
struct inet_diag_handler {
struct module *owner;
void (*dump)(struct sk_buff *skb,
struct netlink_callback *cb,
const struct inet_diag_req_v2 *r);

1
net/dccp/diag.c
View File

@ -58,6 +58,7 @@ static int dccp_diag_dump_one(struct netlink_callback *cb,
}
static const struct inet_diag_handler dccp_diag_handler = {
.owner = THIS_MODULE,
.dump = dccp_diag_dump,
.dump_one = dccp_diag_dump_one,
.idiag_get_info = dccp_diag_get_info,

1
net/ipv4/raw_diag.c
View File

@ -213,6 +213,7 @@ static int raw_diag_destroy(struct sk_buff *in_skb,
#endif
static const struct inet_diag_handler raw_diag_handler = {
.owner = THIS_MODULE,
.dump = raw_diag_dump,
.dump_one = raw_diag_dump_one,
.idiag_get_info = raw_diag_get_info,

1
net/ipv4/tcp_diag.c
View File

@ -222,6 +222,7 @@ static int tcp_diag_destroy(struct sk_buff *in_skb,
#endif
static const struct inet_diag_handler tcp_diag_handler = {
.owner = THIS_MODULE,
.dump = tcp_diag_dump,
.dump_one = tcp_diag_dump_one,
.idiag_get_info = tcp_diag_get_info,

2
net/ipv4/udp_diag.c
View File

@ -237,6 +237,7 @@ static int udplite_diag_destroy(struct sk_buff *in_skb,
#endif
static const struct inet_diag_handler udp_diag_handler = {
.owner = THIS_MODULE,
.dump = udp_diag_dump,
.dump_one = udp_diag_dump_one,
.idiag_get_info = udp_diag_get_info,
@ -260,6 +261,7 @@ static int udplite_diag_dump_one(struct netlink_callback *cb,
}
static const struct inet_diag_handler udplite_diag_handler = {
.owner = THIS_MODULE,
.dump = udplite_diag_dump,
.dump_one = udplite_diag_dump_one,
.idiag_get_info = udp_diag_get_info,

1
net/mptcp/mptcp_diag.c
View File

@ -225,6 +225,7 @@ static void mptcp_diag_get_info(struct sock *sk, struct inet_diag_msg *r,
}
static const struct inet_diag_handler mptcp_diag_handler = {
.owner = THIS_MODULE,
.dump = mptcp_diag_dump,
.dump_one = mptcp_diag_dump_one,
.idiag_get_info = mptcp_diag_get_info,

1
net/sctp/diag.c
View File

@ -507,6 +507,7 @@ done:
}
static const struct inet_diag_handler sctp_diag_handler = {
.owner = THIS_MODULE,
.dump = sctp_diag_dump,
.dump_one = sctp_diag_dump_one,
.idiag_get_info = sctp_diag_get_info,