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Diffstat (limited to 'net/unix/af_unix.c')
-rw-r--r--net/unix/af_unix.c9
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);