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< * $FreeBSD: head/sys/netinet/udp_usrreq.c 130583 2004-06-16 08:50:14Z bms $
---
> * $FreeBSD: head/sys/netinet/udp_usrreq.c 131151 2004-06-26 19:10:39Z rwatson $
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> struct socket *so;
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< if (sbappendaddr(&last->inp_socket->so_rcv, append_sa, n, opts) == 0) {
---
>
> so = last->inp_socket;
> SOCKBUF_LOCK(&so->so_rcv);
> if (sbappendaddr_locked(&so->so_rcv, append_sa, n, opts) == 0) {
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> SOCKBUF_UNLOCK(&so->so_rcv);
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< sorwakeup(last->inp_socket);
---
> sorwakeup_locked(so);