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net: usb: Convert timers to use timer_setup()

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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: Woojung Huh <woojung.huh@microchip.com>
Cc: Microchip Linux Driver Support <UNGLinuxDriver@microchip.com>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Ben Hutchings <ben@decadent.org.uk>
Cc: Philippe Reynes <tremyfr@gmail.com>
Cc: Jarod Wilson <jarod@redhat.com>
Cc: Arvind Yadav <arvind.yadav.cs@gmail.com>
Cc: "Bjørn Mork" <bjorn@mork.no>
Cc: "Stefan Brüns" <stefan.bruens@rwth-aachen.de>
Cc: Alexey Dobriyan <adobriyan@gmail.com>
Cc: Greg Ungerer <gerg@linux-m68k.org>
Cc: linux-usb@vger.kernel.org
Cc: netdev@vger.kernel.org
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 17:29:32 -07:00 • committed by David S. Miller
parent dfc5700494
commit d28bb967aa
3 changed files with 10 additions and 18 deletions
Download patch file Download diff file Expand all files Collapse all files

12
drivers/net/usb/sierra_net.c
View file

@ -189,9 +189,6 @@ struct lsi_umts_dual {
#define SIERRA_NET_LSI_UMTS_DS_STATUS_LEN \
(SIERRA_NET_LSI_UMTS_DS_LEN - SIERRA_NET_LSI_COMMON_LEN)
/* Forward definitions */
static void sierra_sync_timer(unsigned long syncdata);
/* Our own net device operations structure */
static const struct net_device_ops sierra_net_device_ops = {
.ndo_open = usbnet_open,
@ -475,8 +472,6 @@ static void sierra_net_dosync(struct usbnet *dev)
"Send SYNC failed, status %d\n", status);
/* Now, start a timer and make sure we get the Restart Indication */
priv->sync_timer.function = sierra_sync_timer;
priv->sync_timer.data = (unsigned long) dev;
priv->sync_timer.expires = jiffies + SIERRA_NET_SYNCDELAY;
add_timer(&priv->sync_timer);
}
@ -593,9 +588,10 @@ static void sierra_net_defer_kevent(struct usbnet *dev, int work)
/*
* Sync Retransmit Timer Handler. On expiry, kick the work queue
*/
static void sierra_sync_timer(unsigned long syncdata)
static void sierra_sync_timer(struct timer_list *t)
{
struct usbnet *dev = (struct usbnet *)syncdata;
struct sierra_net_data *priv = from_timer(priv, t, sync_timer);
struct usbnet *dev = priv->usbnet;
dev_dbg(&dev->udev->dev, "%s", __func__);
/* Kick the tasklet */
@ -752,7 +748,7 @@ static int sierra_net_bind(struct usbnet *dev, struct usb_interface *intf)
INIT_WORK(&priv->sierra_net_kevent, sierra_net_kevent);
/* Only need to do this once */
init_timer(&priv->sync_timer);
timer_setup(&priv->sync_timer, sierra_sync_timer, 0);
/* verify fw attributes */
status = sierra_net_get_fw_attr(dev, &fwattr);