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authorKees Cook2017-10-10 20:25:22 +0200
committerJohan Hovold2017-10-11 09:21:46 +0200
commit29d15361385f0792bd9e8abb10604ebc4b96cf5b (patch)
tree3fb9dfda82de29ff7144df87ed7a3344d15d4e31
parentLinux 4.14-rc4 (diff)
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USB: serial: garmin_gps: 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: Johan Hovold <johan@kernel.org> Cc: Allen Pais <allen.lkml@gmail.com> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: linux-usb@vger.kernel.org Signed-off-by: Kees Cook <keescook@chromium.org> Signed-off-by: Johan Hovold <johan@kernel.org>
-rw-r--r--drivers/usb/serial/garmin_gps.c8
1 files changed, 3 insertions, 5 deletions
diff --git a/drivers/usb/serial/garmin_gps.c b/drivers/usb/serial/garmin_gps.c
index b2f2e87aed94..1f439b6e7e6f 100644
--- a/drivers/usb/serial/garmin_gps.c
+++ b/drivers/usb/serial/garmin_gps.c
@@ -1370,9 +1370,9 @@ static void garmin_unthrottle(struct tty_struct *tty)
* the tty in cases where the protocol provides no own handshaking
* to initiate the transfer.
*/
-static void timeout_handler(unsigned long data)
+static void timeout_handler(struct timer_list *t)
{
- struct garmin_data *garmin_data_p = (struct garmin_data *) data;
+ struct garmin_data *garmin_data_p = from_timer(garmin_data_p, t, timer);
/* send the next queued packet to the tty port */
if (garmin_data_p->mode == MODE_NATIVE)
@@ -1391,12 +1391,10 @@ static int garmin_port_probe(struct usb_serial_port *port)
if (!garmin_data_p)
return -ENOMEM;
- init_timer(&garmin_data_p->timer);
+ timer_setup(&garmin_data_p->timer, timeout_handler, 0);
spin_lock_init(&garmin_data_p->lock);
INIT_LIST_HEAD(&garmin_data_p->pktlist);
/* garmin_data_p->timer.expires = jiffies + session_timeout; */
- garmin_data_p->timer.data = (unsigned long)garmin_data_p;
- garmin_data_p->timer.function = timeout_handler;
garmin_data_p->port = port;
garmin_data_p->state = 0;
garmin_data_p->flags = 0;