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um: net: 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. (Note that this timer is actually
disabled.)

Cc: Jeff Dike <jdike@addtoit.com>
Cc: Richard Weinberger <richard@nod.at>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Jarod Wilson <jarod@redhat.com>
Cc: user-mode-linux-devel@lists.sourceforge.net
Cc: user-mode-linux-user@lists.sourceforge.net
Signed-off-by: Kees Cook <keescook@chromium.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Kees Cook 2017-10-16 17:29:40 -07:00 committed by David S. Miller
parent 7d85b2c8d1
commit 02ab4fcaf0
1 changed files with 4 additions and 5 deletions
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9
arch/um/drivers/net_kern.c
View File

@ -168,7 +168,6 @@ static int uml_net_open(struct net_device *dev)
goto out_close;
}
lp->tl.data = (unsigned long) &lp->user;
netif_start_queue(dev);
/* clear buffer - it can happen that the host side of the interface
@ -278,10 +277,11 @@ static const struct ethtool_ops uml_net_ethtool_ops = {
.get_ts_info = ethtool_op_get_ts_info,
};
static void uml_net_user_timer_expire(unsigned long _conn)
static void uml_net_user_timer_expire(struct timer_list *t)
{
#ifdef undef
struct connection *conn = (struct connection *)_conn;
struct uml_net_private *lp = from_timer(lp, t, tl);
struct connection *conn = &lp->user;
dprintk(KERN_INFO "uml_net_user_timer_expire [%p]\n", conn);
do_connect(conn);
@ -458,9 +458,8 @@ static void eth_configure(int n, void *init, char *mac,
.add_address = transport->user->add_address,
.delete_address = transport->user->delete_address });
init_timer(&lp->tl);
timer_setup(&lp->tl, uml_net_user_timer_expire, 0);
spin_lock_init(&lp->lock);
lp->tl.function = uml_net_user_timer_expire;
memcpy(lp->mac, dev->dev_addr, sizeof(lp->mac));
if ((transport->user->init != NULL) &&