static int builtin_btrfs(struct udev_device *dev, int argc, char *argv[], bool test)
{
struct btrfs_ioctl_vol_args args;
- int fd;
+ _cleanup_close_ int fd = -1;
int err;
if (argc != 3 || !streq(argv[1], "ready"))
return EXIT_FAILURE;
- fd = open("/dev/btrfs-control", O_RDWR);
+ fd = open("/dev/btrfs-control", O_RDWR|O_CLOEXEC);
if (fd < 0)
return EXIT_FAILURE;
- util_strscpy(args.name, sizeof(args.name), argv[2]);
+ strscpy(args.name, sizeof(args.name), argv[2]);
err = ioctl(fd, BTRFS_IOC_DEVICES_READY, &args);
- close(fd);
if (err < 0)
return EXIT_FAILURE;