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-rw-r--r--net/ieee802154/af_ieee802154.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/net/ieee802154/af_ieee802154.c b/net/ieee802154/af_ieee802154.c
index c7da600750bb..93c91b633a56 100644
--- a/net/ieee802154/af_ieee802154.c
+++ b/net/ieee802154/af_ieee802154.c
@@ -151,6 +151,9 @@ static int ieee802154_dev_ioctl(struct sock *sk, struct ifreq __user *arg,
151 dev_load(sock_net(sk), ifr.ifr_name); 151 dev_load(sock_net(sk), ifr.ifr_name);
152 dev = dev_get_by_name(sock_net(sk), ifr.ifr_name); 152 dev = dev_get_by_name(sock_net(sk), ifr.ifr_name);
153 153
154 if (!dev)
155 return -ENODEV;
156
154 if (dev->type == ARPHRD_IEEE802154 && dev->netdev_ops->ndo_do_ioctl) 157 if (dev->type == ARPHRD_IEEE802154 && dev->netdev_ops->ndo_do_ioctl)
155 ret = dev->netdev_ops->ndo_do_ioctl(dev, &ifr, cmd); 158 ret = dev->netdev_ops->ndo_do_ioctl(dev, &ifr, cmd);
156 159