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--- linux-2.4.27/net/unix/af_unix.c 2004-11-24 08:23:21 -08:00
+++ linux-2.4.28/net/unix/af_unix.c 2004-11-24 08:23:21 -08:00
@@ -1403,9 +1403,11 @@
msg->msg_namelen = 0;
+ down(&sk->protinfo.af_unix.readsem);
+
skb = skb_recv_datagram(sk, flags, noblock, &err);
if (!skb)
- goto out;
+ goto out_unlock;
wake_up_interruptible(&sk->protinfo.af_unix.peer_wait);
@@ -1449,6 +1451,8 @@
out_free:
skb_free_datagram(sk,skb);
+out_unlock:
+ up(&sk->protinfo.af_unix.readsem);
out:
return err;
}
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