diff options
| -rw-r--r-- | net/ieee802154/6lowpan.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/net/ieee802154/6lowpan.c b/net/ieee802154/6lowpan.c index 9497c6f3276b..426b5df1c98f 100644 --- a/net/ieee802154/6lowpan.c +++ b/net/ieee802154/6lowpan.c @@ -1358,8 +1358,10 @@ static int lowpan_newlink(struct net *src_net, struct net_device *dev, real_dev = dev_get_by_index(src_net, nla_get_u32(tb[IFLA_LINK])); if (!real_dev) return -ENODEV; - if (real_dev->type != ARPHRD_IEEE802154) + if (real_dev->type != ARPHRD_IEEE802154) { + dev_put(real_dev); return -EINVAL; + } lowpan_dev_info(dev)->real_dev = real_dev; lowpan_dev_info(dev)->fragment_tag = 0; |