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authorKees Cook <keescook@chromium.org>2017-10-16 17:29:19 -0700
committerDavid S. Miller <davem@davemloft.net>2017-10-18 12:39:55 +0100
commit59f379f9046a9e0532ffd19b44e3c32fe79ec51b (patch)
treeee10c7c6d59bfaf1079f1d6767f812ed6b82db24 /net/ipv4/inet_connection_sock.c
parentnetfilter: ipset: Convert timers to use timer_setup() (diff)
downloadlinux-dev-59f379f9046a9e0532ffd19b44e3c32fe79ec51b.tar.xz
linux-dev-59f379f9046a9e0532ffd19b44e3c32fe79ec51b.zip
inet/connection_sock: Convert timers to use timer_setup()
In preparation for unconditionally passing the struct timer_list pointer to all timer callbacks, switch to using the new timer_setup() and from_timer() to pass the timer pointer explicitly. Cc: "David S. Miller" <davem@davemloft.net> Cc: Gerrit Renker <gerrit@erg.abdn.ac.uk> Cc: Alexey Kuznetsov <kuznet@ms2.inr.ac.ru> Cc: Hideaki YOSHIFUJI <yoshfuji@linux-ipv6.org> Cc: netdev@vger.kernel.org Cc: dccp@vger.kernel.org Signed-off-by: Kees Cook <keescook@chromium.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/inet_connection_sock.c')
-rw-r--r--net/ipv4/inet_connection_sock.c21
1 files changed, 9 insertions, 12 deletions
diff --git a/net/ipv4/inet_connection_sock.c b/net/ipv4/inet_connection_sock.c
index 8a91ebbf0c01..5c965ecc96a0 100644
--- a/net/ipv4/inet_connection_sock.c
+++ b/net/ipv4/inet_connection_sock.c
@@ -494,17 +494,15 @@ EXPORT_SYMBOL(inet_csk_accept);
* to optimize.
*/
void inet_csk_init_xmit_timers(struct sock *sk,
- void (*retransmit_handler)(unsigned long),
- void (*delack_handler)(unsigned long),
- void (*keepalive_handler)(unsigned long))
+ void (*retransmit_handler)(struct timer_list *t),
+ void (*delack_handler)(struct timer_list *t),
+ void (*keepalive_handler)(struct timer_list *t))
{
struct inet_connection_sock *icsk = inet_csk(sk);
- setup_timer(&icsk->icsk_retransmit_timer, retransmit_handler,
- (unsigned long)sk);
- setup_timer(&icsk->icsk_delack_timer, delack_handler,
- (unsigned long)sk);
- setup_timer(&sk->sk_timer, keepalive_handler, (unsigned long)sk);
+ timer_setup(&icsk->icsk_retransmit_timer, retransmit_handler, 0);
+ timer_setup(&icsk->icsk_delack_timer, delack_handler, 0);
+ timer_setup(&sk->sk_timer, keepalive_handler, 0);
icsk->icsk_pending = icsk->icsk_ack.pending = 0;
}
EXPORT_SYMBOL(inet_csk_init_xmit_timers);
@@ -676,9 +674,9 @@ void inet_csk_reqsk_queue_drop_and_put(struct sock *sk, struct request_sock *req
}
EXPORT_SYMBOL(inet_csk_reqsk_queue_drop_and_put);
-static void reqsk_timer_handler(unsigned long data)
+static void reqsk_timer_handler(struct timer_list *t)
{
- struct request_sock *req = (struct request_sock *)data;
+ struct request_sock *req = from_timer(req, t, rsk_timer);
struct sock *sk_listener = req->rsk_listener;
struct net *net = sock_net(sk_listener);
struct inet_connection_sock *icsk = inet_csk(sk_listener);
@@ -749,8 +747,7 @@ static void reqsk_queue_hash_req(struct request_sock *req,
req->num_timeout = 0;
req->sk = NULL;
- setup_pinned_timer(&req->rsk_timer, reqsk_timer_handler,
- (unsigned long)req);
+ timer_setup(&req->rsk_timer, reqsk_timer_handler, TIMER_PINNED);
mod_timer(&req->rsk_timer, jiffies + timeout);
inet_ehash_insert(req_to_sk(req), NULL);