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Input: zinitix - use guard notation when acquiring mutex

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Guard notation simplifies code.

Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
This commit is contained in:
Dmitry Torokhov
2024-08-17 19:08:21 -07:00
parent 35ee82990d
commit 79df764dbe
1 changed files with 9 additions and 10 deletions
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19
drivers/input/touchscreen/zinitix.c
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@@ -703,13 +703,11 @@ static int zinitix_suspend(struct device *dev)
struct i2c_client *client = to_i2c_client(dev);
struct bt541_ts_data *bt541 = i2c_get_clientdata(client);
mutex_lock(&bt541->input_dev->mutex);
guard(mutex)(&bt541->input_dev->mutex);
if (input_device_enabled(bt541->input_dev))
zinitix_stop(bt541);
mutex_unlock(&bt541->input_dev->mutex);
return 0;
}
@@ -717,16 +715,17 @@ static int zinitix_resume(struct device *dev)
{
struct i2c_client *client = to_i2c_client(dev);
struct bt541_ts_data *bt541 = i2c_get_clientdata(client);
int ret = 0;
int error;
mutex_lock(&bt541->input_dev->mutex);
guard(mutex)(&bt541->input_dev->mutex);
if (input_device_enabled(bt541->input_dev))
ret = zinitix_start(bt541);
if (input_device_enabled(bt541->input_dev)) {
error = zinitix_start(bt541);
if (error)
return error;
}
mutex_unlock(&bt541->input_dev->mutex);
return ret;
return 0;
}
static DEFINE_SIMPLE_DEV_PM_OPS(zinitix_pm_ops, zinitix_suspend, zinitix_resume);