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Diffstat (limited to 'net/ieee802154/af_ieee802154.c')
-rw-r--r--net/ieee802154/af_ieee802154.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/net/ieee802154/af_ieee802154.c b/net/ieee802154/af_ieee802154.c
index bad1c49fd96..93c91b633a5 100644
--- a/net/ieee802154/af_ieee802154.c
+++ b/net/ieee802154/af_ieee802154.c
@@ -28,6 +28,7 @@
#include <linux/if.h>
#include <linux/termios.h> /* For TIOCOUTQ/INQ */
#include <linux/list.h>
+#include <linux/slab.h>
#include <net/datalink.h>
#include <net/psnap.h>
#include <net/sock.h>
@@ -126,6 +127,9 @@ static int ieee802154_sock_connect(struct socket *sock, struct sockaddr *uaddr,
{
struct sock *sk = sock->sk;
+ if (addr_len < sizeof(uaddr->sa_family))
+ return -EINVAL;
+
if (uaddr->sa_family == AF_UNSPEC)
return sk->sk_prot->disconnect(sk, flags);
@@ -147,6 +151,9 @@ static int ieee802154_dev_ioctl(struct sock *sk, struct ifreq __user *arg,
dev_load(sock_net(sk), ifr.ifr_name);
dev = dev_get_by_name(sock_net(sk), ifr.ifr_name);
+ if (!dev)
+ return -ENODEV;
+
if (dev->type == ARPHRD_IEEE802154 && dev->netdev_ops->ndo_do_ioctl)
ret = dev->netdev_ops->ndo_do_ioctl(dev, &ifr, cmd);