Messages in this thread Patch in this message | | | From | Zheng Yongjun <> | Subject | [PATCH -next] video: backlight: use DEFINE_MUTEX (and mutex_init() had been too late) | Date | Wed, 23 Dec 2020 22:10:35 +0800 |
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Signed-off-by: Zheng Yongjun <zhengyongjun3@huawei.com> --- drivers/video/backlight/backlight.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/video/backlight/backlight.c b/drivers/video/backlight/backlight.c index 537fe1b376ad..d7a09c422547 100644 --- a/drivers/video/backlight/backlight.c +++ b/drivers/video/backlight/backlight.c @@ -64,7 +64,7 @@ */ static struct list_head backlight_dev_list; -static struct mutex backlight_dev_list_mutex; +static DEFINE_MUTEX(backlight_dev_list_mutex); static struct blocking_notifier_head backlight_notifier; static const char *const backlight_types[] = { @@ -757,7 +757,6 @@ static int __init backlight_class_init(void) backlight_class->dev_groups = bl_device_groups; backlight_class->pm = &backlight_class_dev_pm_ops; INIT_LIST_HEAD(&backlight_dev_list); - mutex_init(&backlight_dev_list_mutex); BLOCKING_INIT_NOTIFIER_HEAD(&backlight_notifier); return 0; -- 2.22.0
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