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-rw-r--r--net/packet/af_packet.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c
index 56502292f24c..766b5faaed21 100644
--- a/net/packet/af_packet.c
+++ b/net/packet/af_packet.c
@@ -977,13 +977,16 @@ static struct proto packet_proto = {
* Create a packet of type SOCK_PACKET.
*/
-static int packet_create(struct socket *sock, int protocol)
+static int packet_create(struct net *net, struct socket *sock, int protocol)
{
struct sock *sk;
struct packet_sock *po;
__be16 proto = (__force __be16)protocol; /* weird, but documented */
int err;
+ if (net != &init_net)
+ return -EAFNOSUPPORT;
+
if (!capable(CAP_NET_RAW))
return -EPERM;
if (sock->type != SOCK_DGRAM && sock->type != SOCK_RAW &&
@@ -993,7 +996,7 @@ static int packet_create(struct socket *sock, int protocol)
sock->state = SS_UNCONNECTED;
err = -ENOBUFS;
- sk = sk_alloc(PF_PACKET, GFP_KERNEL, &packet_proto, 1);
+ sk = sk_alloc(net, PF_PACKET, GFP_KERNEL, &packet_proto, 1);
if (sk == NULL)
goto out;