diff options
Diffstat (limited to 'tun/tun_darwin.go')
| -rw-r--r-- | tun/tun_darwin.go | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/tun/tun_darwin.go b/tun/tun_darwin.go index a703c8c..35d3085 100644 --- a/tun/tun_darwin.go +++ b/tun/tun_darwin.go @@ -108,7 +108,6 @@ func CreateTUN(name string, mtu int) (Device, error) { } fd, err := unix.Socket(unix.AF_SYSTEM, unix.SOCK_DGRAM, 2) - if err != nil { return nil, err } @@ -117,6 +116,7 @@ func CreateTUN(name string, mtu int) (Device, error) { copy(ctlInfo.Name[:], []byte(utunControlName)) err = unix.IoctlCtlInfo(fd, ctlInfo) if err != nil { + unix.Close(fd) return nil, fmt.Errorf("IoctlGetCtlInfo: %w", err) } @@ -127,11 +127,13 @@ func CreateTUN(name string, mtu int) (Device, error) { err = unix.Connect(fd, sc) if err != nil { + unix.Close(fd) return nil, err } - err = syscall.SetNonblock(fd, true) + err = unix.SetNonblock(fd, true) if err != nil { + unix.Close(fd) return nil, err } tun, err := CreateTUNFromFile(os.NewFile(uintptr(fd), ""), mtu) |