mlx5_ifindex(const struct rte_eth_dev *dev)
{
char ifname[IF_NAMESIZE];
- int ret;
+ unsigned int ret;
ret = mlx5_get_ifname(dev, &ifname);
if (ret)
return ret;
ret = if_nametoindex(ifname);
- if (ret == -1) {
+ if (ret == 0) {
rte_errno = errno;
return -rte_errno;
}