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net: add sk_fullsock() helper 

We have many places where we want to check if a socket is
not a timewait or request socket. Use a helper to avoid
hard coding this.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eric Dumazet 2015-03-15 21:12:12 -07:00 committed by David S. Miller
parent f00bbd219c
commit 1d0ab25387
1 changed files with 9 additions and 0 deletions
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9
include/net/sock.h
View File

@ -67,6 +67,7 @@
#include <linux/atomic.h>
#include <net/dst.h>
#include <net/checksum.h>
#include <net/tcp_states.h>
#include <linux/net_tstamp.h>
struct cgroup;
@ -2218,6 +2219,14 @@ static inline struct sock *skb_steal_sock(struct sk_buff *skb)
return NULL;
}
/* This helper checks if a socket is a full socket,
* ie _not_ a timewait or request socket.
*/
static inline bool sk_fullsock(const struct sock *sk)
{
return (1 << sk->sk_state) & ~(TCPF_TIME_WAIT | TCPF_NEW_SYN_RECV);
}
void sock_enable_timestamp(struct sock *sk, int flag);
int sock_get_timestamp(struct sock *, struct timeval __user *);
int sock_get_timestampns(struct sock *, struct timespec __user *);