HID: hiddev: Fix slab-out-of-bounds write in hiddev_ioctl_usage()
[linux/fpc-iii.git] / Documentation / watchdog / src / watchdog-simple.c
blobba45803a2216a88ff406aca0093c32c9d2d109eb
1 #include <stdio.h>
2 #include <stdlib.h>
3 #include <unistd.h>
4 #include <fcntl.h>
6 int main(void)
8 int fd = open("/dev/watchdog", O_WRONLY);
9 int ret = 0;
10 if (fd == -1) {
11 perror("watchdog");
12 exit(EXIT_FAILURE);
14 while (1) {
15 ret = write(fd, "\0", 1);
16 if (ret != 1) {
17 ret = -1;
18 break;
20 sleep(10);
22 close(fd);
23 return ret;