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: Hans Verkuil <hverkuil@xxxxxxxxx> Cc: Mauro Carvalho Chehab <mchehab@xxxxxxxxxx> Cc: "David S. Miller" <davem@xxxxxxxxxxxxx> Cc: Johannes Berg <johannes.berg@xxxxxxxxx> Cc: linux-media@xxxxxxxxxxxxxxx Signed-off-by: Kees Cook <keescook@xxxxxxxxxxxx> --- drivers/media/radio/radio-cadet.c | 7 +++---- drivers/media/radio/wl128x/fmdrv_common.c | 7 +++---- 2 files changed, 6 insertions(+), 8 deletions(-) diff --git a/drivers/media/radio/radio-cadet.c b/drivers/media/radio/radio-cadet.c index 6888b7db449d..7575e5370a49 100644 --- a/drivers/media/radio/radio-cadet.c +++ b/drivers/media/radio/radio-cadet.c @@ -281,9 +281,9 @@ static bool cadet_has_rds_data(struct cadet *dev) } -static void cadet_handler(unsigned long data) +static void cadet_handler(struct timer_list *t) { - struct cadet *dev = (void *)data; + struct cadet *dev = from_timer(dev, t, readtimer); /* Service the RDS fifo */ if (mutex_trylock(&dev->lock)) { @@ -309,7 +309,6 @@ static void cadet_handler(unsigned long data) /* * Clean up and exit */ - setup_timer(&dev->readtimer, cadet_handler, data); dev->readtimer.expires = jiffies + msecs_to_jiffies(50); add_timer(&dev->readtimer); } @@ -318,7 +317,7 @@ static void cadet_start_rds(struct cadet *dev) { dev->rdsstat = 1; outb(0x80, dev->io); /* Select RDS fifo */ - setup_timer(&dev->readtimer, cadet_handler, (unsigned long)dev); + timer_setup(&dev->readtimer, cadet_handler, 0); dev->readtimer.expires = jiffies + msecs_to_jiffies(50); add_timer(&dev->readtimer); } diff --git a/drivers/media/radio/wl128x/fmdrv_common.c b/drivers/media/radio/wl128x/fmdrv_common.c index ab3428bf63fe..800d69c3f80b 100644 --- a/drivers/media/radio/wl128x/fmdrv_common.c +++ b/drivers/media/radio/wl128x/fmdrv_common.c @@ -543,13 +543,13 @@ static inline void fm_irq_common_cmd_resp_helper(struct fmdev *fmdev, u8 stage) * interrupt process. Therefore reset stage index to re-enable default * interrupts. So that next interrupt will be processed as usual. */ -static void int_timeout_handler(unsigned long data) +static void int_timeout_handler(struct timer_list *t) { struct fmdev *fmdev; struct fm_irq *fmirq; fmdbg("irq: timeout,trying to re-enable fm interrupts\n"); - fmdev = (struct fmdev *)data; + fmdev = from_timer(fmdev, t, irq_info.timer); fmirq = &fmdev->irq_info; fmirq->retry++; @@ -1550,8 +1550,7 @@ int fmc_prepare(struct fmdev *fmdev) atomic_set(&fmdev->tx_cnt, 1); fmdev->resp_comp = NULL; - setup_timer(&fmdev->irq_info.timer, &int_timeout_handler, - (unsigned long)fmdev); + timer_setup(&fmdev->irq_info.timer, int_timeout_handler, 0); /*TODO: add FM_STIC_EVENT later */ fmdev->irq_info.mask = FM_MAL_EVENT; -- 2.7.4 -- Kees Cook Pixel Security