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Commit 34160ea3 authored by Eric Dumazet's avatar Eric Dumazet Committed by David S. Miller
Browse files

inet_diag: add const to inet_diag_req_v2 



diag dumpers should not modify the request.

Signed-off-by: default avatarEric Dumazet <edumazet@google.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent e31c5e0e

include/linux/inet_diag.h

+22 −21
Original line number Diff line number Diff line
@@ -13,12 +13,12 @@ struct netlink_callback; 
struct inet_diag_handler {

	void		(*dump)(struct sk_buff *skb,

				struct netlink_callback *cb,

					struct inet_diag_req_v2 *r,

				const struct inet_diag_req_v2 *r,

				struct nlattr *bc);



	int		(*dump_one)(struct sk_buff *in_skb,

				    const struct nlmsghdr *nlh,

					struct inet_diag_req_v2 *req);

				    const struct inet_diag_req_v2 *req);



	void		(*idiag_get_info)(struct sock *sk,

					  struct inet_diag_msg *r,
@@ -28,16 +28,17 @@ struct inet_diag_handler { 


struct inet_connection_sock;

int inet_sk_diag_fill(struct sock *sk, struct inet_connection_sock *icsk,

			      struct sk_buff *skb, struct inet_diag_req_v2 *req,

		      struct sk_buff *skb, const struct inet_diag_req_v2 *req,

		      struct user_namespace *user_ns,

		      u32 pid, u32 seq, u16 nlmsg_flags,

		      const struct nlmsghdr *unlh);

void inet_diag_dump_icsk(struct inet_hashinfo *h, struct sk_buff *skb,

		struct netlink_callback *cb, struct inet_diag_req_v2 *r,

			 struct netlink_callback *cb,

			 const struct inet_diag_req_v2 *r,

			 struct nlattr *bc);

int inet_diag_dump_one_icsk(struct inet_hashinfo *hashinfo,

			    struct sk_buff *in_skb, const struct nlmsghdr *nlh,

		struct inet_diag_req_v2 *req);

			    const struct inet_diag_req_v2 *req);



int inet_diag_bc_sk(const struct nlattr *_bc, struct sock *sk);

net/dccp/diag.c

+4 −3
Original line number Diff line number Diff line
@@ -49,13 +49,14 @@ static void dccp_diag_get_info(struct sock *sk, struct inet_diag_msg *r, 
}



static void dccp_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)

{

	inet_diag_dump_icsk(&dccp_hashinfo, skb, cb, r, bc);

}



static int dccp_diag_dump_one(struct sk_buff *in_skb, const struct nlmsghdr *nlh,

		struct inet_diag_req_v2 *req)

static int dccp_diag_dump_one(struct sk_buff *in_skb,

			      const struct nlmsghdr *nlh,

			      const struct inet_diag_req_v2 *req)

{

	return inet_diag_dump_one_icsk(&dccp_hashinfo, in_skb, nlh, req);

}

net/ipv4/inet_diag.c

+11 −11
Original line number Diff line number Diff line
@@ -71,7 +71,7 @@ static void inet_diag_unlock_handler(const struct inet_diag_handler *handler) 
}



int inet_sk_diag_fill(struct sock *sk, struct inet_connection_sock *icsk,

		      struct sk_buff *skb, struct inet_diag_req_v2 *req,

		      struct sk_buff *skb, const struct inet_diag_req_v2 *req,

		      struct user_namespace *user_ns,

		      u32 portid, u32 seq, u16 nlmsg_flags,

		      const struct nlmsghdr *unlh)
@@ -212,7 +212,7 @@ EXPORT_SYMBOL_GPL(inet_sk_diag_fill); 


static int inet_csk_diag_fill(struct sock *sk,

			      struct sk_buff *skb,

			      struct inet_diag_req_v2 *req,

			      const struct inet_diag_req_v2 *req,

			      struct user_namespace *user_ns,

			      u32 portid, u32 seq, u16 nlmsg_flags,

			      const struct nlmsghdr *unlh)
@@ -223,7 +223,7 @@ static int inet_csk_diag_fill(struct sock *sk, 


static int inet_twsk_diag_fill(struct inet_timewait_sock *tw,

			       struct sk_buff *skb,

			       struct inet_diag_req_v2 *req,

			       const struct inet_diag_req_v2 *req,

			       u32 portid, u32 seq, u16 nlmsg_flags,

			       const struct nlmsghdr *unlh)

{
@@ -277,7 +277,7 @@ static int inet_twsk_diag_fill(struct inet_timewait_sock *tw, 
}



static int sk_diag_fill(struct sock *sk, struct sk_buff *skb,

			struct inet_diag_req_v2 *r,

			const struct inet_diag_req_v2 *r,

			struct user_namespace *user_ns,

			u32 portid, u32 seq, u16 nlmsg_flags,

			const struct nlmsghdr *unlh)
@@ -293,7 +293,7 @@ static int sk_diag_fill(struct sock *sk, struct sk_buff *skb, 
int inet_diag_dump_one_icsk(struct inet_hashinfo *hashinfo,

			    struct sk_buff *in_skb,

			    const struct nlmsghdr *nlh,

			    struct inet_diag_req_v2 *req)

			    const struct inet_diag_req_v2 *req)

{

	struct net *net = sock_net(in_skb->sk);

	struct sk_buff *rep;
@@ -358,7 +358,7 @@ EXPORT_SYMBOL_GPL(inet_diag_dump_one_icsk); 


static int inet_diag_get_exact(struct sk_buff *in_skb,

			       const struct nlmsghdr *nlh,

			       struct inet_diag_req_v2 *req)

			       const struct inet_diag_req_v2 *req)

{

	const struct inet_diag_handler *handler;

	int err;
@@ -626,7 +626,7 @@ static int inet_diag_bc_audit(const void *bytecode, int bytecode_len) 
static int inet_csk_diag_dump(struct sock *sk,

			      struct sk_buff *skb,

			      struct netlink_callback *cb,

			      struct inet_diag_req_v2 *r,

			      const struct inet_diag_req_v2 *r,

			      const struct nlattr *bc)

{

	if (!inet_diag_bc_sk(bc, sk))
@@ -667,7 +667,7 @@ static void twsk_build_assert(void) 
static int inet_twsk_diag_dump(struct sock *sk,

			       struct sk_buff *skb,

			       struct netlink_callback *cb,

			       struct inet_diag_req_v2 *r,

			       const struct inet_diag_req_v2 *r,

			       const struct nlattr *bc)

{

	twsk_build_assert();
@@ -770,7 +770,7 @@ static int inet_diag_fill_req(struct sk_buff *skb, struct sock *sk, 


static int inet_diag_dump_reqs(struct sk_buff *skb, struct sock *sk,

			       struct netlink_callback *cb,

			       struct inet_diag_req_v2 *r,

			       const struct inet_diag_req_v2 *r,

			       const struct nlattr *bc)

{

	struct inet_connection_sock *icsk = inet_csk(sk);
@@ -842,7 +842,7 @@ static int inet_diag_dump_reqs(struct sk_buff *skb, struct sock *sk, 


void inet_diag_dump_icsk(struct inet_hashinfo *hashinfo, 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)

{

	struct net *net = sock_net(skb->sk);

	int i, num, s_i, s_num;
@@ -978,7 +978,7 @@ void inet_diag_dump_icsk(struct inet_hashinfo *hashinfo, struct sk_buff *skb, 
EXPORT_SYMBOL_GPL(inet_diag_dump_icsk);



static int __inet_diag_dump(struct sk_buff *skb, struct netlink_callback *cb,

			    struct inet_diag_req_v2 *r,

			    const struct inet_diag_req_v2 *r,

			    struct nlattr *bc)

{

	const struct inet_diag_handler *handler;

net/ipv4/tcp_diag.c

+2 −2
Original line number Diff line number Diff line
@@ -34,13 +34,13 @@ static void tcp_diag_get_info(struct sock *sk, struct inet_diag_msg *r, 
}



static void tcp_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)

{

	inet_diag_dump_icsk(&tcp_hashinfo, skb, cb, r, bc);

}



static int tcp_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 inet_diag_dump_one_icsk(&tcp_hashinfo, in_skb, nlh, req);

}

net/ipv4/udp_diag.c

+13 −9
Original line number Diff line number Diff line
@@ -18,7 +18,8 @@ 
#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 netlink_callback *cb,

			const struct inet_diag_req_v2 *req,

			struct nlattr *bc)

{

	if (!inet_diag_bc_sk(bc, sk))
@@ -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 @@ static int udp_dump_one(struct udp_table *tbl, struct sk_buff *in_skb, 
	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 @@ static void udp_dump(struct udp_table *table, struct sk_buff *skb, struct netlin 
}



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);

}