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Merge pull request #162 from linD026/master

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Fix the buffer length may cause a read error
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Jim Huang 2022-09-08 12:19:42 +08:00 committed by GitHub
commit d79fdc8559
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2 changed files with 2 additions and 2 deletions
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2
examples/chardev.c
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@ -36,7 +36,7 @@ enum {
/* Is device open? Used to prevent multiple access to device */
static atomic_t already_open = ATOMIC_INIT(CDEV_NOT_USED);
static char msg[BUF_LEN]; /* The msg the device will give when asked */
static char msg[BUF_LEN + 1]; /* The msg the device will give when asked */
static struct class *cls;

2
examples/chardev2.c
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@ -28,7 +28,7 @@ enum {
static atomic_t already_open = ATOMIC_INIT(CDEV_NOT_USED);
/* The message the device will give when asked */
static char message[BUF_LEN];
static char message[BUF_LEN + 1];
static struct class *cls;