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.
Signed-off-by: Kees Cook <keescook@xxxxxxxxxxxx>
---
drivers/staging/media/atomisp/i2c/lm3554.c | 8 +++-----
1 file changed, 3 insertions(+), 5 deletions(-)
diff --git a/drivers/staging/media/atomisp/i2c/lm3554.c b/drivers/staging/media/atomisp/i2c/lm3554.c
index 679176f7c542..a815f208409f 100644
--- a/drivers/staging/media/atomisp/i2c/lm3554.c
+++ b/drivers/staging/media/atomisp/i2c/lm3554.c
@@ -171,10 +171,9 @@ static int lm3554_set_config1(struct lm3554 *flash)
/* -----------------------------------------------------------------------------
* Hardware trigger
*/
-static void lm3554_flash_off_delay(long unsigned int arg)
+static void lm3554_flash_off_delay(struct timer_list *t)
{
- struct v4l2_subdev *sd = i2c_get_clientdata((struct i2c_client *)arg);
- struct lm3554 *flash = to_lm3554(sd);
+ struct lm3554 *flash = from_timer(flash, t, flash_off_delay);
struct lm3554_platform_data *pdata = flash->pdata;
gpio_set_value(pdata->gpio_strobe, 0);
@@ -915,8 +914,7 @@ static int lm3554_probe(struct i2c_client *client,
mutex_init(&flash->power_lock);
- setup_timer(&flash->flash_off_delay, lm3554_flash_off_delay,
- (unsigned long)client);
+ timer_setup(&flash->flash_off_delay, lm3554_flash_off_delay, 0);
err = lm3554_gpio_init(client);
if (err) {
--
2.7.4
--
Kees Cook
Pixel Security
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