const char *group;
uid_t uid;
gid_t gid;
- int r = 0;
+ int r;
assert(netdev);
assert(ifr);
fd = open(TUN_DEV, O_RDWR);
if (fd < 0) {
- log_error_netdev(netdev,
- "Failed to open tun dev: %s",
- strerror(-r));
- return r;
+ log_netdev_error(netdev, "Failed to open tun dev: %m");
+ return -errno;
}
r = ioctl(fd, TUNSETIFF, ifr);
if (r < 0) {
- log_error_netdev(netdev,
+ log_netdev_error(netdev,
"TUNSETIFF failed on tun dev: %s",
strerror(-r));
return r;
r = ioctl(fd, TUNSETOWNER, uid);
if ( r < 0) {
- log_error_netdev(netdev,
+ log_netdev_error(netdev,
"TUNSETOWNER failed on tun dev: %s",
strerror(-r));
}
r = ioctl(fd, TUNSETGROUP, gid);
if( r < 0) {
- log_error_netdev(netdev,
+ log_netdev_error(netdev,
"TUNSETGROUP failed on tun dev: %s",
strerror(-r));
return r;
r = ioctl(fd, TUNSETPERSIST, 1);
if (r < 0) {
- log_error_netdev(netdev,
+ log_netdev_error(netdev,
"TUNSETPERSIST failed on tun dev: %s",
strerror(-r));
return r;
}
- return r;
+ return 0;
}
static int netdev_create_tuntap(NetDev *netdev) {