Cosmetic: simplify a memset() statement, use __arraycount(), and

remove a gratuitous return statement at the end of a void subroutine.
This commit is contained in:
dyoung 2007-05-29 18:33:38 +00:00
parent 85c572c7f9
commit 58c85a01d2
1 changed files with 5 additions and 8 deletions

View File

@ -1,4 +1,4 @@
/* $NetBSD: rtw.c,v 1.86 2007/05/29 18:32:07 dyoung Exp $ */ /* $NetBSD: rtw.c,v 1.87 2007/05/29 18:33:38 dyoung Exp $ */
/*- /*-
* Copyright (c) 2004, 2005 David Young. All rights reserved. * Copyright (c) 2004, 2005 David Young. All rights reserved.
* *
@ -34,7 +34,7 @@
*/ */
#include <sys/cdefs.h> #include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: rtw.c,v 1.86 2007/05/29 18:32:07 dyoung Exp $"); __KERNEL_RCSID(0, "$NetBSD: rtw.c,v 1.87 2007/05/29 18:33:38 dyoung Exp $");
#include "bpfilter.h" #include "bpfilter.h"
@ -634,7 +634,7 @@ rtw_wep_setkeys(struct rtw_softc *sc, struct ieee80211_key *wk, int txkey)
regs = &sc->sc_regs; regs = &sc->sc_regs;
rk = &sc->sc_keys; rk = &sc->sc_keys;
(void)memset(rk->rk_keys, 0, sizeof(rk->rk_keys)); (void)memset(rk, 0, sizeof(rk));
/* Temporarily use software crypto for all keys. */ /* Temporarily use software crypto for all keys. */
for (i = 0; i < IEEE80211_WEP_NKID; i++) { for (i = 0; i < IEEE80211_WEP_NKID; i++) {
@ -679,8 +679,7 @@ out:
RTW_WRITE8(regs, RTW_PSR, psr & ~RTW_PSR_PSEN); RTW_WRITE8(regs, RTW_PSR, psr & ~RTW_PSR_PSEN);
bus_space_write_region_4(regs->r_bt, regs->r_bh, bus_space_write_region_4(regs->r_bt, regs->r_bh,
RTW_DK0, rk->rk_words, RTW_DK0, rk->rk_words, __arraycount(rk->rk_words));
sizeof(rk->rk_words) / sizeof(rk->rk_words[0]));
bus_space_barrier(regs->r_bt, regs->r_bh, RTW_DK0, sizeof(rk->rk_words), bus_space_barrier(regs->r_bt, regs->r_bh, RTW_DK0, sizeof(rk->rk_words),
BUS_SPACE_BARRIER_SYNC); BUS_SPACE_BARRIER_SYNC);
@ -1523,7 +1522,7 @@ rtw_intr_rx(struct rtw_softc *sc, uint16_t isr)
len -= IEEE80211_CRC_LEN; len -= IEEE80211_CRC_LEN;
hwrate = __SHIFTOUT(hstat, RTW_RXSTAT_RATE_MASK); hwrate = __SHIFTOUT(hstat, RTW_RXSTAT_RATE_MASK);
if (hwrate >= sizeof(ratetbl) / sizeof(ratetbl[0])) { if (hwrate >= __arraycount(ratetbl)) {
printf("%s: unknown rate #%" __PRIuBITS "\n", printf("%s: unknown rate #%" __PRIuBITS "\n",
sc->sc_dev.dv_xname, sc->sc_dev.dv_xname,
__SHIFTOUT(hstat, RTW_RXSTAT_RATE_MASK)); __SHIFTOUT(hstat, RTW_RXSTAT_RATE_MASK));
@ -2645,8 +2644,6 @@ rtw_pktfilt_load(struct rtw_softc *sc)
("%s: RTW_MAR0 %08x RTW_MAR1 %08x RTW_RCR %08x\n", ("%s: RTW_MAR0 %08x RTW_MAR1 %08x RTW_RCR %08x\n",
sc->sc_dev.dv_xname, RTW_READ(regs, RTW_MAR0), sc->sc_dev.dv_xname, RTW_READ(regs, RTW_MAR0),
RTW_READ(regs, RTW_MAR1), RTW_READ(regs, RTW_RCR))); RTW_READ(regs, RTW_MAR1), RTW_READ(regs, RTW_RCR)));
return;
} }
static struct mbuf * static struct mbuf *