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path: root/net/phonet/socket.c
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Diffstat (limited to 'net/phonet/socket.c')
-rw-r--r--net/phonet/socket.c13
1 files changed, 8 insertions, 5 deletions
diff --git a/net/phonet/socket.c b/net/phonet/socket.c
index d81740187fb4..ada2a35bf7a2 100644
--- a/net/phonet/socket.c
+++ b/net/phonet/socket.c
@@ -57,7 +57,7 @@ static struct {
* Find address based on socket address, match only certain fields.
* Also grab sock if it was found. Remember to sock_put it later.
*/
-struct sock *pn_find_sock_by_sa(const struct sockaddr_pn *spn)
+struct sock *pn_find_sock_by_sa(struct net *net, const struct sockaddr_pn *spn)
{
struct hlist_node *node;
struct sock *sknode;
@@ -71,6 +71,8 @@ struct sock *pn_find_sock_by_sa(const struct sockaddr_pn *spn)
struct pn_sock *pn = pn_sk(sknode);
BUG_ON(!pn->sobject); /* unbound socket */
+ if (!net_eq(sock_net(sknode), net))
+ continue;
if (pn_port(obj)) {
/* Look up socket by port */
if (pn_port(pn->sobject) != pn_port(obj))
@@ -130,7 +132,7 @@ static int pn_socket_bind(struct socket *sock, struct sockaddr *addr, int len)
handle = pn_sockaddr_get_object((struct sockaddr_pn *)addr);
saddr = pn_addr(handle);
- if (saddr && phonet_address_lookup(saddr))
+ if (saddr && phonet_address_lookup(sock_net(sk), saddr))
return -EADDRNOTAVAIL;
lock_sock(sk);
@@ -225,7 +227,7 @@ static unsigned int pn_socket_poll(struct file *file, struct socket *sock,
if (!mask && sk->sk_state == TCP_CLOSE_WAIT)
return POLLHUP;
- if (sk->sk_state == TCP_ESTABLISHED && pn->tx_credits)
+ if (sk->sk_state == TCP_ESTABLISHED && atomic_read(&pn->tx_credits))
mask |= POLLOUT | POLLWRNORM | POLLWRBAND;
return mask;
@@ -361,6 +363,7 @@ static DEFINE_MUTEX(port_mutex);
int pn_sock_get_port(struct sock *sk, unsigned short sport)
{
static int port_cur;
+ struct net *net = sock_net(sk);
struct pn_sock *pn = pn_sk(sk);
struct sockaddr_pn try_sa;
struct sock *tmpsk;
@@ -381,7 +384,7 @@ int pn_sock_get_port(struct sock *sk, unsigned short sport)
port_cur = pmin;
pn_sockaddr_set_port(&try_sa, port_cur);
- tmpsk = pn_find_sock_by_sa(&try_sa);
+ tmpsk = pn_find_sock_by_sa(net, &try_sa);
if (tmpsk == NULL) {
sport = port_cur;
goto found;
@@ -391,7 +394,7 @@ int pn_sock_get_port(struct sock *sk, unsigned short sport)
} else {
/* try to find specific port */
pn_sockaddr_set_port(&try_sa, sport);
- tmpsk = pn_find_sock_by_sa(&try_sa);
+ tmpsk = pn_find_sock_by_sa(net, &try_sa);
if (tmpsk == NULL)
/* No sock there! We can use that port... */
goto found;