Subject: [patch 04/10] [PATCH] af_iucv: remove unused timer infrastructure

From: [email-masked]
Date: Tue, 20 Dec 2011 09:56:30 +0100

From: Ursula Braun <[email-masked]>

af_iucv contains timer infrastructure which is not exploited.
This patch removes the timer related code parts.

Signed-off-by: Ursula Braun <[email-masked]>
Signed-off-by: Frank Blaschka <[email-masked]>
---

 include/net/iucv/af_iucv.h |    1 -
 net/iucv/af_iucv.c         |   22 ----------------------
 2 files changed, 23 deletions(-)

--- a/include/net/iucv/af_iucv.h
+++ b/include/net/iucv/af_iucv.h
@@ -146,7 +146,6 @@ unsigned int iucv_sock_poll(struct file
 			    poll_table *wait);
 void iucv_sock_link(struct iucv_sock_list *l, struct sock *s);
 void iucv_sock_unlink(struct iucv_sock_list *l, struct sock *s);
-int  iucv_sock_wait_cnt(struct sock *sk, unsigned long timeo);
 void iucv_accept_enqueue(struct sock *parent, struct sock *sk);
 void iucv_accept_unlink(struct sock *sk);
 struct sock *iucv_accept_dequeue(struct sock *parent, struct socket *newsock);
--- a/net/iucv/af_iucv.c
+++ b/net/iucv/af_iucv.c
@@ -406,25 +406,6 @@ static int afiucv_hs_send(struct iucv_me
 	return err;
 }
 
-/* Timers */
-static void iucv_sock_timeout(unsigned long arg)
-{
-	struct sock *sk = (struct sock *)arg;
-
-	bh_lock_sock(sk);
-	sk->sk_err = ETIMEDOUT;
-	sk->sk_state_change(sk);
-	bh_unlock_sock(sk);
-
-	iucv_sock_kill(sk);
-	sock_put(sk);
-}
-
-static void iucv_sock_clear_timer(struct sock *sk)
-{
-	sk_stop_timer(sk, &sk->sk_timer);
-}
-
 static struct sock *__iucv_get_sock_by_name(char *nm)
 {
 	struct sock *sk;
@@ -477,7 +458,6 @@ static void iucv_sock_close(struct sock
 	int err, blen;
 	struct sk_buff *skb;
 
-	iucv_sock_clear_timer(sk);
 	lock_sock(sk);
 
 	switch (sk->sk_state) {
@@ -589,8 +569,6 @@ static struct sock *iucv_sock_alloc(stru
 	sk->sk_protocol = proto;
 	sk->sk_state	= IUCV_OPEN;
 
-	setup_timer(&sk->sk_timer, iucv_sock_timeout, (unsigned long)sk);
-
 	iucv_sock_link(&iucv_sk_list, sk);
 	return sk;
 }