From 971af18bbfabb7b7c9c548da34a51e30869c08fc Mon Sep 17 00:00:00 2001
From: Arnaldo Carvalho de Melo <acme@mandriva.com>
Date: Tue, 13 Dec 2005 23:14:47 -0800
Subject: [IPV6]: Reuse inet_csk_get_port in tcp_v6_get_port
Signed-off-by: Arnaldo Carvalho de Melo <acme@mandriva.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
net/ipv4/inet_connection_sock.c | 11 ++++++++---
net/ipv4/tcp_ipv4.c | 3 ++-
2 files changed, 10 insertions(+), 4 deletions(-)
(limited to 'net/ipv4')
diff --git a/net/ipv4/inet_connection_sock.c b/net/ipv4/inet_connection_sock.c
index 3fe021f1a56..f05b6e76110 100644
--- a/net/ipv4/inet_connection_sock.c
+++ b/net/ipv4/inet_connection_sock.c
@@ -37,7 +37,8 @@ EXPORT_SYMBOL(inet_csk_timer_bug_msg);
*/
int sysctl_local_port_range[2] = { 1024, 4999 };
-static inline int inet_csk_bind_conflict(struct sock *sk, struct inet_bind_bucket *tb)
+int inet_csk_bind_conflict(const struct sock *sk,
+ const struct inet_bind_bucket *tb)
{
const u32 sk_rcv_saddr = inet_rcv_saddr(sk);
struct sock *sk2;
@@ -62,11 +63,15 @@ static inline int inet_csk_bind_conflict(struct sock *sk, struct inet_bind_bucke
return node != NULL;
}
+EXPORT_SYMBOL_GPL(inet_csk_bind_conflict);
+
/* Obtain a reference to a local port for the given sock,
* if snum is zero it means select any available local port.
*/
int inet_csk_get_port(struct inet_hashinfo *hashinfo,
- struct sock *sk, unsigned short snum)
+ struct sock *sk, unsigned short snum,
+ int (*bind_conflict)(const struct sock *sk,
+ const struct inet_bind_bucket *tb))
{
struct inet_bind_hashbucket *head;
struct hlist_node *node;
@@ -125,7 +130,7 @@ tb_found:
goto success;
} else {
ret = 1;
- if (inet_csk_bind_conflict(sk, tb))
+ if (bind_conflict(sk, tb))
goto fail_unlock;
}
}
diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c
index 4d5021e1929..2aa19c89a94 100644
--- a/net/ipv4/tcp_ipv4.c
+++ b/net/ipv4/tcp_ipv4.c
@@ -97,7 +97,8 @@ struct inet_hashinfo __cacheline_aligned tcp_hashinfo = {
static int tcp_v4_get_port(struct sock *sk, unsigned short snum)
{
- return inet_csk_get_port(&tcp_hashinfo, sk, snum);
+ return inet_csk_get_port(&tcp_hashinfo, sk, snum,
+ inet_csk_bind_conflict);
}
static void tcp_v4_hash(struct sock *sk)
--
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