[PATCH] media: serial_ir: Convert timers to use timer_setup()

From: Kees Cook
Date: Wed Oct 04 2017 - 20:58:04 EST


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: Sean Young <sean@xxxxxxxx>
Cc: Mauro Carvalho Chehab <mchehab@xxxxxxxxxx>
Cc: linux-media@xxxxxxxxxxxxxxx
Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Signed-off-by: Kees Cook <keescook@xxxxxxxxxxxx>
---
This requires commit 686fef928bba ("timer: Prepare to change timer
callback argument type") in v4.14-rc3, but should be otherwise
stand-alone.
---
drivers/media/rc/serial_ir.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/media/rc/serial_ir.c b/drivers/media/rc/serial_ir.c
index 8b66926bc16a..8bf5637b3a69 100644
--- a/drivers/media/rc/serial_ir.c
+++ b/drivers/media/rc/serial_ir.c
@@ -470,7 +470,7 @@ static int hardware_init_port(void)
return 0;
}

-static void serial_ir_timeout(unsigned long arg)
+static void serial_ir_timeout(struct timer_list *unused)
{
DEFINE_IR_RAW_EVENT(ev);

@@ -540,8 +540,7 @@ static int serial_ir_probe(struct platform_device *dev)

serial_ir.rcdev = rcdev;

- setup_timer(&serial_ir.timeout_timer, serial_ir_timeout,
- (unsigned long)&serial_ir);
+ timer_setup(&serial_ir.timeout_timer, serial_ir_timeout, 0);

result = devm_request_irq(&dev->dev, irq, serial_ir_irq_handler,
share_irq ? IRQF_SHARED : 0,
--
2.7.4


--
Kees Cook
Pixel Security