Get MAC of TAP device.

This fixes initial communication problems since
mymac is NOT properly initialized.

diff --git a/src/linux/device.c b/src/linux/device.c
index 66e790a5b8fc3cce80f762dfe6c2d2ae8652e23b..8d042d21f3e77fcd4cdcb639057cfe86c32f6bef 100644 (file)
--- a/src/linux/device.c
+++ b/src/linux/device.c
@@ -134,6 +134,9 @@ static bool setup_device(void) {
                iface = xstrdup(strrchr(device, '/') ? strrchr(device, '/') + 1 : device);
        }
 
+       if(overwrite_mac && !ioctl(device_fd, SIOCGIFHWADDR, &ifr))
+               memcpy(mymac.x, ifr.ifr_hwaddr.sa_data, ETH_ALEN);
+
        logger(LOG_INFO, "%s is a %s", device, device_info);
 
        return true;