1 files changed, 8 insertions, 1 deletions

diff --git a/net/unix/af_unix.c b/net/unix/af_unix.c
index e835da8fc09..060bba4567d 100644
--- a/net/unix/af_unix.c
+++ b/net/unix/af_unix.c
@@ -1637,8 +1637,15 @@ static int unix_dgram_recvmsg(struct kiocb *iocb, struct socket *sock,
         mutex_lock(&u->readlock);
 
         skb = skb_recv_datagram(sk, flags, noblock, &err);
-        if (!skb)
+        if (!skb) {
+                unix_state_lock(sk);
+                /* Signal EOF on disconnected non-blocking SEQPACKET socket. */
+                if (sk->sk_type == SOCK_SEQPACKET && err == -EAGAIN &&
+                    (sk->sk_shutdown & RCV_SHUTDOWN))
+                        err = 0;
+                unix_state_unlock(sk);
                 goto out_unlock;
+        }
 
         wake_up_interruptible_sync(&u->peer_wait);