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iio: adc: ina2xx: Avoid double reference counting from get_task_struct/put_task_struct()

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kthread_run() and kthread_stop() already do reference
counting of the task, so remove get_task_struct/put_task_struct()
to avoid double reference counting.

Signed-off-by: Cai Huoqing <caihuoqing@baidu.com>
Link: https://lore.kernel.org/r/20211021124254.3247-2-caihuoqing@baidu.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
Cai Huoqing 2021-10-21 20:42:54 +08:00 committed by Jonathan Cameron
parent 4bdc3e967d
commit 2c4ce5041c
1 changed files with 0 additions and 2 deletions
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2
drivers/iio/adc/ina2xx-adc.c
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@ -849,7 +849,6 @@ static int ina2xx_buffer_enable(struct iio_dev *indio_dev)
if (IS_ERR(task))
return PTR_ERR(task);
get_task_struct(task);
chip->task = task;
return 0;
@ -861,7 +860,6 @@ static int ina2xx_buffer_disable(struct iio_dev *indio_dev)
if (chip->task) {
kthread_stop(chip->task);
put_task_struct(chip->task);
chip->task = NULL;
}