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-rw-r--r--net/rds/tcp.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/net/rds/tcp.c b/net/rds/tcp.c
index 5327d130c4b5..2f638f8b7b1e 100644
--- a/net/rds/tcp.c
+++ b/net/rds/tcp.c
@@ -495,6 +495,14 @@ void rds_tcp_tune(struct socket *sock)
tcp_sock_set_nodelay(sock->sk);
lock_sock(sk);
+ /* TCP timer functions might access net namespace even after
+ * a process which created this net namespace terminated.
+ */
+ if (!sk->sk_net_refcnt) {
+ sk->sk_net_refcnt = 1;
+ get_net_track(net, &sk->ns_tracker, GFP_KERNEL);
+ sock_inuse_add(net, 1);
+ }
if (rtn->sndbuf_size > 0) {
sk->sk_sndbuf = rtn->sndbuf_size;
sk->sk_userlocks |= SOCK_SNDBUF_LOCK;