diff options
| author | Peter Hessler <phessler@cvs.openbsd.org> | 2017-01-21 10:15:16 +0000 |
|---|---|---|
| committer | Peter Hessler <phessler@cvs.openbsd.org> | 2017-01-21 10:15:16 +0000 |
| commit | afe63d21204212ddead6dafdfe20e0a6ed5c1e72 (patch) | |
| tree | f4f7b46f46dcef412e0ddf63d3991525f2469d67 /sys | |
| parent | 460908b8a3d93d1cb31f994c90eaab459f477848 (diff) | |
sockets tell us the size of their data. since we want one udp packet,
just use that. uses one less soreceive() loop per packet received.
hints from claudio@
Diffstat (limited to 'sys')
| -rw-r--r-- | sys/net/bfd.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/sys/net/bfd.c b/sys/net/bfd.c index 6f81d31e0da..dacc735ddc0 100644 --- a/sys/net/bfd.c +++ b/sys/net/bfd.c @@ -1,4 +1,4 @@ -/* $OpenBSD: bfd.c,v 1.53 2017/01/21 08:40:04 phessler Exp $ */ +/* $OpenBSD: bfd.c,v 1.54 2017/01/21 10:15:15 phessler Exp $ */ /* * Copyright (c) 2016 Peter Hessler <phessler@openbsd.org> @@ -595,7 +595,7 @@ bfd_upcall(struct socket *so, caddr_t arg, int waitflag) uio.uio_procp = NULL; do { - uio.uio_resid = BFD_HDRLEN; + uio.uio_resid = so->so_rcv.sb_cc; flags = MSG_DONTWAIT; error = soreceive(so, NULL, &uio, &m, NULL, &flags, 0); if (error && error != EAGAIN) { @@ -604,7 +604,7 @@ bfd_upcall(struct socket *so, caddr_t arg, int waitflag) } if (m != NULL) bfd_input(bfd, m); - } while (m != NULL); + } while (so->so_rcv.sb_cc); return; } |