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Diffstat (limited to 'net/tipc/socket.c')
-rw-r--r--net/tipc/socket.c13
1 files changed, 11 insertions, 2 deletions
diff --git a/net/tipc/socket.c b/net/tipc/socket.c
index 3bb45042e833..14a5d055717d 100644
--- a/net/tipc/socket.c
+++ b/net/tipc/socket.c
@@ -2970,7 +2970,8 @@ static int tipc_getsockopt(struct socket *sock, int lvl, int opt,
static int tipc_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg)
{
- struct sock *sk = sock->sk;
+ struct net *net = sock_net(sock->sk);
+ struct tipc_sioc_nodeid_req nr = {0};
struct tipc_sioc_ln_req lnr;
void __user *argp = (void __user *)arg;
@@ -2978,7 +2979,7 @@ static int tipc_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg)
case SIOCGETLINKNAME:
if (copy_from_user(&lnr, argp, sizeof(lnr)))
return -EFAULT;
- if (!tipc_node_get_linkname(sock_net(sk),
+ if (!tipc_node_get_linkname(net,
lnr.bearer_id & 0xffff, lnr.peer,
lnr.linkname, TIPC_MAX_LINK_NAME)) {
if (copy_to_user(argp, &lnr, sizeof(lnr)))
@@ -2986,6 +2987,14 @@ static int tipc_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg)
return 0;
}
return -EADDRNOTAVAIL;
+ case SIOCGETNODEID:
+ if (copy_from_user(&nr, argp, sizeof(nr)))
+ return -EFAULT;
+ if (!tipc_node_get_id(net, nr.peer, nr.node_id))
+ return -EADDRNOTAVAIL;
+ if (copy_to_user(argp, &nr, sizeof(nr)))
+ return -EFAULT;
+ return 0;
default:
return -ENOIOCTLCMD;
}