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Diffstat (limited to 'net/ax25')
-rw-r--r--net/ax25/af_ax25.c4
-rw-r--r--net/ax25/ax25_in.c4
2 files changed, 6 insertions, 2 deletions
diff --git a/net/ax25/af_ax25.c b/net/ax25/af_ax25.c
index 6ef8b2a57a9b..7ebbff2f0020 100644
--- a/net/ax25/af_ax25.c
+++ b/net/ax25/af_ax25.c
@@ -1094,7 +1094,7 @@ static int ax25_release(struct socket *sock)
* that we've implemented support for SO_BINDTODEVICE. It is however small
* and trivially backward compatible.
*/
-static int ax25_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len)
+static int ax25_bind(struct socket *sock, struct sockaddr_unsized *uaddr, int addr_len)
{
struct sock *sk = sock->sk;
struct full_sockaddr_ax25 *addr = (struct full_sockaddr_ax25 *)uaddr;
@@ -1175,7 +1175,7 @@ out:
* FIXME: nonblock behaviour looks like it may have a bug.
*/
static int __must_check ax25_connect(struct socket *sock,
- struct sockaddr *uaddr, int addr_len, int flags)
+ struct sockaddr_unsized *uaddr, int addr_len, int flags)
{
struct sock *sk = sock->sk;
ax25_cb *ax25 = sk_to_ax25(sk), *ax25t;
diff --git a/net/ax25/ax25_in.c b/net/ax25/ax25_in.c
index 1cac25aca637..f2d66af86359 100644
--- a/net/ax25/ax25_in.c
+++ b/net/ax25/ax25_in.c
@@ -433,6 +433,10 @@ free:
int ax25_kiss_rcv(struct sk_buff *skb, struct net_device *dev,
struct packet_type *ptype, struct net_device *orig_dev)
{
+ skb = skb_share_check(skb, GFP_ATOMIC);
+ if (!skb)
+ return NET_RX_DROP;
+
skb_orphan(skb);
if (!net_eq(dev_net(dev), &init_net)) {