diff options
Diffstat (limited to 'tun/tun_darwin.go')
| -rw-r--r-- | tun/tun_darwin.go | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/tun/tun_darwin.go b/tun/tun_darwin.go index 600b156..3b39982 100644 --- a/tun/tun_darwin.go +++ b/tun/tun_darwin.go @@ -171,7 +171,7 @@ func CreateTUNFromFile(file *os.File, mtu int) (TUNDevice, error) { tun := &NativeTun{ tunFile: file, events: make(chan TUNEvent, 10), - errors: make(chan error, 1), + errors: make(chan error, 5), } name, err := tun.Name() @@ -200,10 +200,12 @@ func CreateTUNFromFile(file *os.File, mtu int) (TUNDevice, error) { go tun.routineRouteListener(tunIfindex) - err = tun.setMTU(mtu) - if err != nil { - tun.Close() - return nil, err + if mtu > 0 { + err = tun.setMTU(mtu) + if err != nil { + tun.Close() + return nil, err + } } return tun, nil |