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Remove unnecessary enum assignments

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Integral 2024-11-11 18:51:47 +08:00
parent f3405fecd9
commit 980d8f3b30
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3 changed files with 6 additions and 6 deletions
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4
examples/chardev.c
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@ -34,8 +34,8 @@ static ssize_t device_write(struct file *, const char __user *, size_t,
static int major; /* major number assigned to our device driver */
enum {
CDEV_NOT_USED = 0,
CDEV_EXCLUSIVE_OPEN = 1,
CDEV_NOT_USED,
CDEV_EXCLUSIVE_OPEN,
};
/* Is device open? Used to prevent multiple access to device */

4
examples/chardev2.c
View File

@ -22,8 +22,8 @@
#define BUF_LEN 80
enum {
CDEV_NOT_USED = 0,
CDEV_EXCLUSIVE_OPEN = 1,
CDEV_NOT_USED,
CDEV_EXCLUSIVE_OPEN,
};
/* Is the device open right now? Used to prevent concurrent access into

4
examples/static_key.c
View File

@ -29,8 +29,8 @@ static ssize_t device_write(struct file *file, const char __user *buf,
static int major;
enum {
CDEV_NOT_USED = 0,
CDEV_EXCLUSIVE_OPEN = 1,
CDEV_NOT_USED,
CDEV_EXCLUSIVE_OPEN,
};
static atomic_t already_open = ATOMIC_INIT(CDEV_NOT_USED);