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Diffstat (limited to 'net/unix/diag.c')
-rw-r--r--net/unix/diag.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/net/unix/diag.c b/net/unix/diag.c
index ae39538c5042..937edf4afed4 100644
--- a/net/unix/diag.c
+++ b/net/unix/diag.c
@@ -65,7 +65,7 @@ static int sk_diag_dump_icons(struct sock *sk, struct sk_buff *nlskb)
u32 *buf;
int i;
- if (sk->sk_state == TCP_LISTEN) {
+ if (READ_ONCE(sk->sk_state) == TCP_LISTEN) {
spin_lock(&sk->sk_receive_queue.lock);
attr = nla_reserve(nlskb, UNIX_DIAG_ICONS,
@@ -103,8 +103,8 @@ static int sk_diag_show_rqlen(struct sock *sk, struct sk_buff *nlskb)
{
struct unix_diag_rqlen rql;
- if (sk->sk_state == TCP_LISTEN) {
- rql.udiag_rqueue = sk->sk_receive_queue.qlen;
+ if (READ_ONCE(sk->sk_state) == TCP_LISTEN) {
+ rql.udiag_rqueue = skb_queue_len_lockless(&sk->sk_receive_queue);
rql.udiag_wqueue = sk->sk_max_ack_backlog;
} else {
rql.udiag_rqueue = (u32) unix_inq_len(sk);
@@ -136,7 +136,7 @@ static int sk_diag_fill(struct sock *sk, struct sk_buff *skb, struct unix_diag_r
rep = nlmsg_data(nlh);
rep->udiag_family = AF_UNIX;
rep->udiag_type = sk->sk_type;
- rep->udiag_state = sk->sk_state;
+ rep->udiag_state = READ_ONCE(sk->sk_state);
rep->pad = 0;
rep->udiag_ino = sk_ino;
sock_diag_save_cookie(sk, rep->udiag_cookie);
@@ -165,7 +165,7 @@ static int sk_diag_fill(struct sock *sk, struct sk_buff *skb, struct unix_diag_r
sock_diag_put_meminfo(sk, skb, UNIX_DIAG_MEMINFO))
goto out_nlmsg_trim;
- if (nla_put_u8(skb, UNIX_DIAG_SHUTDOWN, sk->sk_shutdown))
+ if (nla_put_u8(skb, UNIX_DIAG_SHUTDOWN, READ_ONCE(sk->sk_shutdown)))
goto out_nlmsg_trim;
if ((req->udiag_show & UDIAG_SHOW_UID) &&
@@ -215,7 +215,7 @@ static int unix_diag_dump(struct sk_buff *skb, struct netlink_callback *cb)
sk_for_each(sk, &net->unx.table.buckets[slot]) {
if (num < s_num)
goto next;
- if (!(req->udiag_states & (1 << sk->sk_state)))
+ if (!(req->udiag_states & (1 << READ_ONCE(sk->sk_state))))
goto next;
if (sk_diag_dump(sk, skb, req, sk_user_ns(skb->sk),
NETLINK_CB(cb->skb).portid,