Only the most obvious bzero() -> M_ZERO changes. No cast changes, no

MALLOC/FREE, etc. Just adding M_ZERO to malloc() and deleting an
immediately adjacent bzero().

4 files changed, 10 insertions, 16 deletions

diff --git a/sys/dev/ic/ath.c b/sys/dev/ic/ath.c
index 0936ffc6a1e..1ca938460ad 100644
--- a/sys/dev/ic/ath.c
+++ b/sys/dev/ic/ath.c
@@ -1,4 +1,4 @@
-/*      $OpenBSD: ath.c,v 1.66 2007/07/18 18:10:31 damien Exp $  */
+/*      $OpenBSD: ath.c,v 1.67 2007/09/18 00:46:41 krw Exp $  */
 /*	$NetBSD: ath.c,v 1.37 2004/08/18 21:59:39 dyoung Exp $	*/
 
 /*-
@@ -1613,14 +1613,13 @@ ath_desc_alloc(struct ath_softc *sc)
 
 	/* allocate buffers */
 	bsize = sizeof(struct ath_buf) * (ATH_TXBUF + ATH_RXBUF + 1);
-	bf = malloc(bsize, M_DEVBUF, M_NOWAIT);
+	bf = malloc(bsize, M_DEVBUF, M_NOWAIT | M_ZERO);
 	if (bf == NULL) {
 		printf("%s: unable to allocate Tx/Rx buffers\n",
 		    sc->sc_dev.dv_xname);
 		error = ENOMEM;
 		goto fail3;
 	}
-	bzero(bf, bsize);
 	sc->sc_bufptr = bf;
 
 	TAILQ_INIT(&sc->sc_rxbuf);
diff --git a/sys/dev/ic/ciss.c b/sys/dev/ic/ciss.c
index 260872fc2ba..ced349a564a 100644
--- a/sys/dev/ic/ciss.c
+++ b/sys/dev/ic/ciss.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: ciss.c,v 1.27 2007/06/24 05:34:35 dlg Exp $	*/
+/*	$OpenBSD: ciss.c,v 1.28 2007/09/18 00:46:41 krw Exp $	*/
 
 /*
  * Copyright (c) 2005,2006 Michael Shalayeff
@@ -350,12 +350,11 @@ ciss_attach(struct ciss_softc *sc)
 	}
 
 	if (!(sc->sc_lds = malloc(sc->maxunits * sizeof(*sc->sc_lds),
-	    M_DEVBUF, M_NOWAIT))) {
+	    M_DEVBUF, M_NOWAIT | M_ZERO))) {
 		bus_dmamem_free(sc->dmat, sc->cmdseg, 1);
 		bus_dmamap_destroy(sc->dmat, sc->cmdmap);
 		return -1;
 	}
-	bzero(sc->sc_lds, sc->maxunits * sizeof(*sc->sc_lds));
 
 	sc->sc_flush = CISS_FLUSH_ENABLE;
 	if (!(sc->sc_sh = shutdownhook_establish(ciss_shutdown, sc))) {
@@ -422,9 +421,8 @@ ciss_attach(struct ciss_softc *sc)
 	sc->sc_flags |= CISS_BIO;
 #ifndef SMALL_KERNEL
 	sc->sensors = malloc(sizeof(struct ksensor) * sc->maxunits,
-	    M_DEVBUF, M_NOWAIT);
+	    M_DEVBUF, M_NOWAIT | M_ZERO);
 	if (sc->sensors) {
-		bzero(sc->sensors, sizeof(struct ksensor) * sc->maxunits);
 		strlcpy(sc->sensordev.xname, sc->sc_dev.dv_xname,
 		    sizeof(sc->sensordev.xname));
 		for (i = 0; i < sc->maxunits;
diff --git a/sys/dev/ic/i82596.c b/sys/dev/ic/i82596.c
index 70f22039b3d..68b5fa015e8 100644
--- a/sys/dev/ic/i82596.c
+++ b/sys/dev/ic/i82596.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: i82596.c,v 1.27 2007/09/10 06:12:59 kettenis Exp $	*/
+/*	$OpenBSD: i82596.c,v 1.28 2007/09/18 00:46:41 krw Exp $	*/
 /*	$NetBSD: i82586.c,v 1.18 1998/08/15 04:42:42 mycroft Exp $	*/
 
 /*-
@@ -325,13 +325,12 @@ i82596_attach(sc, name, etheraddr, media, nmedia, defmedia)
 
 	if (padbuf == NULL) {
 		padbuf = malloc(ETHER_MIN_LEN - ETHER_CRC_LEN, M_DEVBUF,
-		    M_NOWAIT);
+		    M_NOWAIT | M_ZERO);
 		if (padbuf == NULL) {
 			printf("%s: can't allocate pad buffer\n",
 			    sc->sc_dev.dv_xname);
 			return;
 		}
-		bzero(padbuf, ETHER_MIN_LEN - ETHER_CRC_LEN);
 	}
 
 	/* Attach the interface. */
diff --git a/sys/dev/ic/pgt.c b/sys/dev/ic/pgt.c
index 674172fa6b0..f5652536c8c 100644
--- a/sys/dev/ic/pgt.c
+++ b/sys/dev/ic/pgt.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: pgt.c,v 1.44 2007/08/28 18:34:38 deraadt Exp $  */
+/*	$OpenBSD: pgt.c,v 1.45 2007/09/18 00:46:41 krw Exp $  */
 
 /*
  * Copyright (c) 2006 Claudio Jeker <claudio@openbsd.org>
@@ -1812,9 +1812,8 @@ pgt_ieee80211_node_alloc(struct ieee80211com *ic)
 {
 	struct pgt_ieee80211_node *pin;
 
-	pin = malloc(sizeof(*pin), M_DEVBUF, M_NOWAIT);
+	pin = malloc(sizeof(*pin), M_DEVBUF, M_NOWAIT | M_ZERO);
 	if (pin != NULL) {
-		bzero(pin, sizeof *pin);
 		pin->pin_dot1x_auth = PIN_DOT1X_UNAUTHORIZED;
 	}
 	return (struct ieee80211_node *)pin;
@@ -2284,8 +2283,7 @@ pgt_ioctl(struct ifnet *ifp, u_long cmd, caddr_t req)
 	case SIOCG80211ALLNODES: {
 		struct ieee80211_nodereq *nr = NULL;
 		na = (struct ieee80211_nodereq_all *)req;
-		wreq = malloc(sizeof(*wreq), M_DEVBUF, M_WAITOK);
-		bzero(wreq, sizeof(*wreq));
+		wreq = malloc(sizeof(*wreq), M_DEVBUF, M_WAITOK | M_ZERO);
 
 		maxscan = PGT_OBJ_BSSLIST_NBSS;
 		pob = malloc(sizeof(*pob) +