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Commit 972692e0 authored by David S. Miller's avatar David S. Miller
Browse files

net: Add sk_set_socket() helper. 



In order to more easily grep for all things that set
sk->sk_socket, add sk_set_socket() helper inline function.

Suggested (although only half-seriously) by Evgeniy Polyakov.

Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 5bbc1722

include/net/sock.h

+7 −2
Original line number Diff line number Diff line
@@ -990,6 +990,11 @@ static inline void sock_put(struct sock *sk) 
extern int sk_receive_skb(struct sock *sk, struct sk_buff *skb,

			  const int nested);



static inline void sk_set_socket(struct sock *sk, struct socket *sock)

{

	sk->sk_socket = sock;

}



/* Detach socket from process context.

 * Announce socket dead, detach it from wait queue and inode.

 * Note that parent inode held reference count on this struct sock,
@@ -1001,7 +1006,7 @@ static inline void sock_orphan(struct sock *sk) 
{

	write_lock_bh(&sk->sk_callback_lock);

	sock_set_flag(sk, SOCK_DEAD);

	sk->sk_socket = NULL;

	sk_set_socket(sk, NULL);

	sk->sk_sleep  = NULL;

	write_unlock_bh(&sk->sk_callback_lock);

}
@@ -1011,7 +1016,7 @@ static inline void sock_graft(struct sock *sk, struct socket *parent) 
	write_lock_bh(&sk->sk_callback_lock);

	sk->sk_sleep = &parent->wait;

	parent->sk = sk;

	sk->sk_socket = parent;

	sk_set_socket(sk, parent);

	security_sock_graft(sk, parent);

	write_unlock_bh(&sk->sk_callback_lock);

}

net/core/sock.c

+2 −2
Original line number Diff line number Diff line
@@ -1066,7 +1066,7 @@ struct sock *sk_clone(const struct sock *sk, const gfp_t priority) 
		 * to be taken into account in all callers. -acme

		 */

		sk_refcnt_debug_inc(newsk);

		newsk->sk_socket = NULL;

		sk_set_socket(newsk, NULL);

		newsk->sk_sleep	 = NULL;



		if (newsk->sk_prot->sockets_allocated)
@@ -1702,7 +1702,7 @@ void sock_init_data(struct socket *sock, struct sock *sk) 
	sk->sk_rcvbuf		=	sysctl_rmem_default;

	sk->sk_sndbuf		=	sysctl_wmem_default;

	sk->sk_state		=	TCP_CLOSE;

	sk->sk_socket		=	sock;

	sk_set_socket(sk, sock);



	sock_set_flag(sk, SOCK_ZAPPED);