- memset(env_devname, 0x00, sizeof(env_devname));
- if (dev->type == 'b' || dev->type == 'c') {
- strfieldcpy(env_devname, udev_root);
- strfieldcat(env_devname, dev->name);
- } else if (dev->type == 'n') {
- strfieldcpy(env_devname, dev->name);
- setenv("DEVPATH", devpath, 1);
- }
- setenv("DEVNAME", env_devname, 1);
- dbg("DEVNAME='%s'", env_devname);
-
- devname = strdup(dev->name);
- if (!devname) {
- dbg("out of memory");
+ /* skip if udev did nothing, like unchanged netif or no "dev" file */
+ if (udev->devname[0] == '\0')