Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
Input: ipaq-micro-ts - use guard notation when acquiring mutex/spinlock
Guard notation simplifies code.
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
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-6
+2
-6
drivers/input/touchscreen/ipaq-micro-ts.c
+2
-6
drivers/input/touchscreen/ipaq-micro-ts.c
···
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{
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struct ipaq_micro *micro = ts->micro;
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-
spin_lock_irq(µ->lock);
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+
guard(spinlock_irq)(µ->lock);
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if (enable) {
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micro->ts = micro_ts_receive;
···
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micro->ts = NULL;
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micro->ts_data = NULL;
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}
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-
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spin_unlock_irq(&ts->micro->lock);
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}
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static int micro_ts_open(struct input_dev *input)
···
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struct touchscreen_data *ts = dev_get_drvdata(dev);
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struct input_dev *input = ts->input;
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-
mutex_lock(&input->mutex);
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+
guard(mutex)(&input->mutex);
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if (input_device_enabled(input))
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micro_ts_toggle_receive(ts, true);
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-
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mutex_unlock(&input->mutex);
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return 0;
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}