Use while(cond){} instead of for(;;){if(!cond)break;}.
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@ -1,4 +1,4 @@
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/* $NetBSD: if_mec.c,v 1.23 2008/08/10 16:18:43 tsutsui Exp $ */
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/* $NetBSD: if_mec.c,v 1.24 2008/08/10 16:21:28 tsutsui Exp $ */
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/*-
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* Copyright (c) 2004 Izumi Tsutsui. All rights reserved.
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@ -61,7 +61,7 @@
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*/
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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: if_mec.c,v 1.23 2008/08/10 16:18:43 tsutsui Exp $");
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__KERNEL_RCSID(0, "$NetBSD: if_mec.c,v 1.24 2008/08/10 16:21:28 tsutsui Exp $");
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#include "opt_ddb.h"
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#include "bpfilter.h"
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@ -830,18 +830,13 @@ mec_start(struct ifnet *ifp)
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DPRINTF(MEC_DEBUG_START,
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("mec_start: opending = %d, firsttx = %d\n", opending, firsttx));
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for (;;) {
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while (sc->sc_txpending < MEC_NTXDESC - 1) {
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/* Grab a packet off the queue. */
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IFQ_POLL(&ifp->if_snd, m0);
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if (m0 == NULL)
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break;
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m = NULL;
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if (sc->sc_txpending == MEC_NTXDESC - 1) {
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/* preserve the last entry to avoid wraparound */
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break;
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}
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/*
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* Get the next available transmit descriptor.
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*/
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