diff options
| author | Eric Dumazet <edumazet@google.com> | 2015-03-15 21:12:12 -0700 |
|---|---|---|
| committer | Mister Oyster <oysterized@gmail.com> | 2017-04-13 12:32:03 +0200 |
| commit | a1d299cdf484c409d17b58f827603421d49cdd99 (patch) | |
| tree | ae9d80e057514da6501dd22f55a0c57531e5d06a /include | |
| parent | da0c1b95417f03880070019f35961098311837a2 (diff) | |
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>
[backported from net-next 1d0ab253872cdd3d8e7913f59c266c7fd01771d0]
[lorenzo@google.com: removed TCPF_NEW_SYN_RECV, and added a comment to add it back.]
Signed-off-by: Lorenzo Colitti <lorenzo@google.com>
Bug: 24163529
Change-Id: Ibf09017e1ab00af5e6925273117c335d7f515d73
Diffstat (limited to 'include')
| -rw-r--r-- | include/net/sock.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/include/net/sock.h b/include/net/sock.h index 8b920ebc4..ae1509860 100644 --- a/include/net/sock.h +++ b/include/net/sock.h @@ -67,6 +67,7 @@ #include <linux/atomic.h> #include <net/dst.h> #include <net/checksum.h> +#include <net/tcp_states.h> struct cgroup; struct cgroup_subsys; @@ -2270,6 +2271,15 @@ 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. + * TODO: Check for TCPF_NEW_SYN_RECV when that starts to exist. + */ +static inline bool sk_fullsock(const struct sock *sk) +{ + return (1 << sk->sk_state) & ~(TCPF_TIME_WAIT); +} + extern void sock_enable_timestamp(struct sock *sk, int flag); extern int sock_get_timestamp(struct sock *, struct timeval __user *); extern int sock_get_timestampns(struct sock *, struct timespec __user *); |