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: Maxim Levitsky <[email protected]> Cc: Mauro Carvalho Chehab <[email protected]> Cc: Sean Young <[email protected]> Cc: James Hogan <[email protected]> Cc: Hans Verkuil <[email protected]> Cc: "Antti Seppälä" <[email protected]> Cc: Heiner Kallweit <[email protected]> Cc: "David Härdeman" <[email protected]> Cc: Andi Shyti <[email protected]> Cc: [email protected] Signed-off-by: Kees Cook <[email protected]> --- drivers/media/rc/ene_ir.c | 7 +++---- drivers/media/rc/igorplugusb.c | 6 +++--- drivers/media/rc/img-ir/img-ir-hw.c | 13 ++++++------- drivers/media/rc/img-ir/img-ir-raw.c | 6 +++--- drivers/media/rc/imon.c | 7 +++---- drivers/media/rc/ir-mce_kbd-decoder.c | 7 +++---- drivers/media/rc/rc-ir-raw.c | 8 ++++---- drivers/media/rc/rc-main.c | 7 +++---- drivers/media/rc/sir_ir.c | 4 ++-- 9 files changed, 30 insertions(+), 35 deletions(-) diff --git a/drivers/media/rc/ene_ir.c b/drivers/media/rc/ene_ir.c index af7ba23e16e1..71b8c9bbf6c4 100644 --- a/drivers/media/rc/ene_ir.c +++ b/drivers/media/rc/ene_ir.c @@ -670,9 +670,9 @@ static void ene_tx_sample(struct ene_device *dev) } /* timer to simulate tx done interrupt */ -static void ene_tx_irqsim(unsigned long data) +static void ene_tx_irqsim(struct timer_list *t) { - struct ene_device *dev = (struct ene_device *)data; + struct ene_device *dev = from_timer(dev, t, tx_sim_timer); unsigned long flags; spin_lock_irqsave(&dev->hw_lock, flags); @@ -1045,8 +1045,7 @@ static int ene_probe(struct pnp_dev *pnp_dev, const struct pnp_device_id *id) if (!dev->hw_learning_and_tx_capable && txsim) { dev->hw_learning_and_tx_capable = true; - setup_timer(&dev->tx_sim_timer, ene_tx_irqsim, - (long unsigned int)dev); + timer_setup(&dev->tx_sim_timer, ene_tx_irqsim, 0); pr_warn("Simulation of TX activated\n"); } diff --git a/drivers/media/rc/igorplugusb.c b/drivers/media/rc/igorplugusb.c index 4b715eb995f8..f563ddd7f739 100644 --- a/drivers/media/rc/igorplugusb.c +++ b/drivers/media/rc/igorplugusb.c @@ -137,9 +137,9 @@ static void igorplugusb_cmd(struct igorplugusb *ir, int cmd) dev_err(ir->dev, "submit urb failed: %d", ret); } -static void igorplugusb_timer(unsigned long data) +static void igorplugusb_timer(struct timer_list *t) { - struct igorplugusb *ir = (struct igorplugusb *)data; + struct igorplugusb *ir = from_timer(ir, t, timer); igorplugusb_cmd(ir, GET_INFRACODE); } @@ -174,7 +174,7 @@ static int igorplugusb_probe(struct usb_interface *intf, ir->dev = &intf->dev; - setup_timer(&ir->timer, igorplugusb_timer, (unsigned long)ir); + timer_setup(&ir->timer, igorplugusb_timer, 0); ir->request.bRequest = GET_INFRACODE; ir->request.bRequestType = USB_TYPE_VENDOR | USB_DIR_IN; diff --git a/drivers/media/rc/img-ir/img-ir-hw.c b/drivers/media/rc/img-ir/img-ir-hw.c index 82fdf4cc0824..f54bc5d23893 100644 --- a/drivers/media/rc/img-ir/img-ir-hw.c +++ b/drivers/media/rc/img-ir/img-ir-hw.c @@ -867,9 +867,9 @@ static void img_ir_handle_data(struct img_ir_priv *priv, u32 len, u64 raw) } /* timer function to end waiting for repeat. */ -static void img_ir_end_timer(unsigned long arg) +static void img_ir_end_timer(struct timer_list *t) { - struct img_ir_priv *priv = (struct img_ir_priv *)arg; + struct img_ir_priv *priv = from_timer(priv, t, hw.end_timer); spin_lock_irq(&priv->lock); img_ir_end_repeat(priv); @@ -881,9 +881,9 @@ static void img_ir_end_timer(unsigned long arg) * cleared when invalid interrupts were generated due to a quirk in the * img-ir decoder. */ -static void img_ir_suspend_timer(unsigned long arg) +static void img_ir_suspend_timer(struct timer_list *t) { - struct img_ir_priv *priv = (struct img_ir_priv *)arg; + struct img_ir_priv *priv = from_timer(priv, t, hw.suspend_timer); spin_lock_irq(&priv->lock); /* @@ -1055,9 +1055,8 @@ int img_ir_probe_hw(struct img_ir_priv *priv) img_ir_probe_hw_caps(priv); /* Set up the end timer */ - setup_timer(&hw->end_timer, img_ir_end_timer, (unsigned long)priv); - setup_timer(&hw->suspend_timer, img_ir_suspend_timer, - (unsigned long)priv); + timer_setup(&hw->end_timer, img_ir_end_timer, 0); + timer_setup(&hw->suspend_timer, img_ir_suspend_timer, 0); /* Register a clock notifier */ if (!IS_ERR(priv->clk)) { diff --git a/drivers/media/rc/img-ir/img-ir-raw.c b/drivers/media/rc/img-ir/img-ir-raw.c index 64714efc1145..6e545680d3b6 100644 --- a/drivers/media/rc/img-ir/img-ir-raw.c +++ b/drivers/media/rc/img-ir/img-ir-raw.c @@ -67,9 +67,9 @@ void img_ir_isr_raw(struct img_ir_priv *priv, u32 irq_status) * order to be assured of the final space. If there are no edges for a certain * time we use this timer to emit a final sample to satisfy them. */ -static void img_ir_echo_timer(unsigned long arg) +static void img_ir_echo_timer(struct timer_list *t) { - struct img_ir_priv *priv = (struct img_ir_priv *)arg; + struct img_ir_priv *priv = from_timer(priv, t, raw.timer); spin_lock_irq(&priv->lock); @@ -107,7 +107,7 @@ int img_ir_probe_raw(struct img_ir_priv *priv) int error; /* Set up the echo timer */ - setup_timer(&raw->timer, img_ir_echo_timer, (unsigned long)priv); + timer_setup(&raw->timer, img_ir_echo_timer, 0); /* Allocate raw decoder */ raw->rdev = rdev = rc_allocate_device(RC_DRIVER_IR_RAW); diff --git a/drivers/media/rc/imon.c b/drivers/media/rc/imon.c index 9724fe8110e3..86d22de92cd4 100644 --- a/drivers/media/rc/imon.c +++ b/drivers/media/rc/imon.c @@ -1090,9 +1090,9 @@ static void usb_tx_callback(struct urb *urb) /** * report touchscreen input */ -static void imon_touch_display_timeout(unsigned long data) +static void imon_touch_display_timeout(struct timer_list *t) { - struct imon_context *ictx = (struct imon_context *)data; + struct imon_context *ictx = from_timer(ictx, t, ttimer); if (ictx->display_type != IMON_DISPLAY_TYPE_VGA) return; @@ -2411,8 +2411,7 @@ static struct imon_context *imon_init_intf1(struct usb_interface *intf, mutex_lock(&ictx->lock); if (ictx->display_type == IMON_DISPLAY_TYPE_VGA) { - setup_timer(&ictx->ttimer, imon_touch_display_timeout, - (unsigned long)ictx); + timer_setup(&ictx->ttimer, imon_touch_display_timeout, 0); } ictx->usbdev_intf1 = usb_get_dev(interface_to_usbdev(intf)); diff --git a/drivers/media/rc/ir-mce_kbd-decoder.c b/drivers/media/rc/ir-mce_kbd-decoder.c index 7c572a643656..69d6264d54e6 100644 --- a/drivers/media/rc/ir-mce_kbd-decoder.c +++ b/drivers/media/rc/ir-mce_kbd-decoder.c @@ -115,9 +115,9 @@ static unsigned char kbd_keycodes[256] = { KEY_RESERVED }; -static void mce_kbd_rx_timeout(unsigned long data) +static void mce_kbd_rx_timeout(struct timer_list *t) { - struct mce_kbd_dec *mce_kbd = (struct mce_kbd_dec *)data; + struct mce_kbd_dec *mce_kbd = from_timer(mce_kbd, t, rx_timeout); int i; unsigned char maskcode; @@ -389,8 +389,7 @@ static int ir_mce_kbd_register(struct rc_dev *dev) set_bit(EV_MSC, idev->evbit); set_bit(MSC_SCAN, idev->mscbit); - setup_timer(&mce_kbd->rx_timeout, mce_kbd_rx_timeout, - (unsigned long)mce_kbd); + timer_setup(&mce_kbd->rx_timeout, mce_kbd_rx_timeout, 0); input_set_drvdata(idev, mce_kbd); diff --git a/drivers/media/rc/rc-ir-raw.c b/drivers/media/rc/rc-ir-raw.c index 503bc425a187..f6e5ba4fbb49 100644 --- a/drivers/media/rc/rc-ir-raw.c +++ b/drivers/media/rc/rc-ir-raw.c @@ -471,9 +471,10 @@ int ir_raw_encode_scancode(enum rc_proto protocol, u32 scancode, } EXPORT_SYMBOL(ir_raw_encode_scancode); -static void edge_handle(unsigned long arg) +static void edge_handle(struct timer_list *t) { - struct rc_dev *dev = (struct rc_dev *)arg; + struct ir_raw_event_ctrl *raw = from_timer(raw, t, edge_handle); + struct rc_dev *dev = raw->dev; ktime_t interval = ktime_sub(ktime_get(), dev->raw->last_event); if (ktime_to_ns(interval) >= dev->timeout) { @@ -513,8 +514,7 @@ int ir_raw_event_prepare(struct rc_dev *dev) dev->raw->dev = dev; dev->change_protocol = change_protocol; - setup_timer(&dev->raw->edge_handle, edge_handle, - (unsigned long)dev); + timer_setup(&dev->raw->edge_handle, edge_handle, 0); INIT_KFIFO(dev->raw->kfifo); return 0; diff --git a/drivers/media/rc/rc-main.c b/drivers/media/rc/rc-main.c index cb78e5702bef..17950e29d4e3 100644 --- a/drivers/media/rc/rc-main.c +++ b/drivers/media/rc/rc-main.c @@ -630,9 +630,9 @@ EXPORT_SYMBOL_GPL(rc_keyup); * This routine will generate a keyup event some time after a keydown event * is generated when no further activity has been detected. */ -static void ir_timer_keyup(unsigned long cookie) +static void ir_timer_keyup(struct timer_list *t) { - struct rc_dev *dev = (struct rc_dev *)cookie; + struct rc_dev *dev = from_timer(dev, t, timer_keyup); unsigned long flags; /* @@ -1570,8 +1570,7 @@ struct rc_dev *rc_allocate_device(enum rc_driver_type type) dev->input_dev->setkeycode = ir_setkeycode; input_set_drvdata(dev->input_dev, dev); - setup_timer(&dev->timer_keyup, ir_timer_keyup, - (unsigned long)dev); + timer_setup(&dev->timer_keyup, ir_timer_keyup, 0); spin_lock_init(&dev->rc_map.lock); spin_lock_init(&dev->keylock); diff --git a/drivers/media/rc/sir_ir.c b/drivers/media/rc/sir_ir.c index bc906fb128d5..76120664b700 100644 --- a/drivers/media/rc/sir_ir.c +++ b/drivers/media/rc/sir_ir.c @@ -120,7 +120,7 @@ static void add_read_queue(int flag, unsigned long val) } /* SECTION: Hardware */ -static void sir_timeout(unsigned long data) +static void sir_timeout(struct timer_list *unused) { /* * if last received signal was a pulse, but receiving stopped @@ -321,7 +321,7 @@ static int sir_ir_probe(struct platform_device *dev) rcdev->timeout = IR_DEFAULT_TIMEOUT; rcdev->dev.parent = &sir_ir_dev->dev; - setup_timer(&timerlist, sir_timeout, 0); + timer_setup(&timerlist, sir_timeout, 0); /* get I/O port access and IRQ line */ if (!devm_request_region(&sir_ir_dev->dev, io, 8, KBUILD_MODNAME)) { -- 2.7.4 -- Kees Cook Pixel Security
