1 files changed, 6 insertions, 3 deletions

diff --git a/net/phonet/pep.c b/net/phonet/pep.c
index af4d38bc3b22..b2a3ae6cad78 100644
--- a/net/phonet/pep.c
+++ b/net/phonet/pep.c
@@ -626,6 +626,7 @@ static void pep_sock_close(struct sock *sk, long timeout)
         struct pep_sock *pn = pep_sk(sk);
         int ifindex = 0;
 
+        sock_hold(sk); /* keep a reference after sk_common_release() */
         sk_common_release(sk);
 
         lock_sock(sk);
@@ -644,6 +645,7 @@ static void pep_sock_close(struct sock *sk, long timeout)
 
         if (ifindex)
                 gprs_detach(sk);
+        sock_put(sk);
 }
 
 static int pep_wait_connreq(struct sock *sk, int noblock)
@@ -696,6 +698,7 @@ static struct sock *pep_sock_accept(struct sock *sk, int flags, int *errp)
                 newsk = NULL;
                 goto out;
         }
+        kfree_skb(oskb);
 
         sock_hold(sk);
         pep_sk(newsk)->listener = sk;
@@ -1043,12 +1046,12 @@ static void pep_sock_unhash(struct sock *sk)
         lock_sock(sk);
         if ((1 << sk->sk_state) & ~(TCPF_CLOSE|TCPF_LISTEN)) {
                 skparent = pn->listener;
-                sk_del_node_init(sk);
                 release_sock(sk);
 
-                sk = skparent;
                 pn = pep_sk(skparent);
-                lock_sock(sk);
+                lock_sock(skparent);
+                sk_del_node_init(sk);
+                sk = skparent;
         }
         /* Unhash a listening sock only when it is closed
          * and all of its active connected pipes are closed. */