diff options
| author | Brad Smith <brad@cvs.openbsd.org> | 2005-02-20 00:41:37 +0000 |
|---|---|---|
| committer | Brad Smith <brad@cvs.openbsd.org> | 2005-02-20 00:41:37 +0000 |
| commit | 3a16ed17b50e0fc823e33268045b663eb57d6d70 (patch) | |
| tree | 153dfaf9f147e2cf1d02dc14b4b838ce47be6f8d /sys/dev | |
| parent | fdc8e2faecab97e8254c499e8796f45862249f36 (diff) | |
Don't calculate 'total_len' twice.
Inspired by NetBSD' rtk(4) driver.
From: Mike Pechkin <mpech at mail dot ru>
Diffstat (limited to 'sys/dev')
| -rw-r--r-- | sys/dev/ic/rtl81x9.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/sys/dev/ic/rtl81x9.c b/sys/dev/ic/rtl81x9.c index d5f90fcb49c..9848001f404 100644 --- a/sys/dev/ic/rtl81x9.c +++ b/sys/dev/ic/rtl81x9.c @@ -1,4 +1,4 @@ -/* $OpenBSD: rtl81x9.c,v 1.36 2005/01/15 05:24:11 brad Exp $ */ +/* $OpenBSD: rtl81x9.c,v 1.37 2005/02/20 00:41:36 brad Exp $ */ /* * Copyright (c) 1997, 1998 @@ -591,7 +591,7 @@ rl_rxeof(sc) { struct mbuf *m; struct ifnet *ifp; - int total_len = 0; + int total_len; u_int32_t rxstat; caddr_t rxbufpos; int wrap = 0; @@ -626,7 +626,8 @@ rl_rxeof(sc) * RealTek should be shot for this. */ rxstat = htole32(rxstat); - if ((u_int16_t)(rxstat >> 16) == RL_RXSTAT_UNFINISHED) { + total_len = rxstat >> 16; + if (total_len == RL_RXSTAT_UNFINISHED) { bus_dmamap_sync(sc->sc_dmat, sc->sc_rx_dmamap, 0, sc->sc_rx_dmamap->dm_mapsize, BUS_DMASYNC_PREREAD); @@ -643,7 +644,6 @@ rl_rxeof(sc) } /* No errors; receive the packet. */ - total_len = rxstat >> 16; rx_bytes += total_len + 4; /* |