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use ecalloc

This commit is contained in:
christos 2015-12-14 03:15:10 +00:00
parent 142f2b406b
commit 093dea8259
3 changed files with 20 additions and 17 deletions
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6
usr.bin/pmap/Makefile
View File

@ -1,12 +1,12 @@
# $NetBSD: Makefile,v 1.5 2011/05/26 12:56:33 joerg Exp $
# $NetBSD: Makefile,v 1.6 2015/12/14 03:15:10 christos Exp $
USE_FORT?= yes # setgid
PROG= pmap
SRCS= main.c pmap.c
BINGRP= kmem
BINMODE= 2555
LDADD= -lkvm
DPADD= ${LIBKVM}
LDADD= -lutil -lkvm
DPADD= ${LIBUTIL} ${LIBKVM}
CWARNFLAGS.clang+= -Wno-format-extra-args

9
usr.bin/pmap/main.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: main.c,v 1.25 2015/12/13 18:09:00 christos Exp $ */
/* $NetBSD: main.c,v 1.26 2015/12/14 03:15:10 christos Exp $ */
/*
* Copyright (c) 2002, 2003 The NetBSD Foundation, Inc.
@ -31,7 +31,7 @@
#include <sys/cdefs.h>
#ifndef lint
__RCSID("$NetBSD: main.c,v 1.25 2015/12/13 18:09:00 christos Exp $");
__RCSID("$NetBSD: main.c,v 1.26 2015/12/14 03:15:10 christos Exp $");
#endif
#include <sys/param.h>
@ -48,6 +48,7 @@ __RCSID("$NetBSD: main.c,v 1.25 2015/12/13 18:09:00 christos Exp $");
#include <limits.h>
#include <string.h>
#include <signal.h>
#include <util.h>
#include "pmap.h"
#include "main.h"
@ -475,7 +476,7 @@ load_name_cache(kvm_t *kd)
_KDEREF(kd, nchash_addr, &lnchash, sizeof(lnchash));
nchash = (size_t)lnchash + 1;
nchashtbl = malloc(nchash * sizeof(*nchashtbl));
nchashtbl = ecalloc(nchash, sizeof(*nchashtbl));
_KDEREF(kd, nchashtbl_addr, nchashtbl, sizeof(*nchashtbl) * nchash);
ncpp = &_ncpp;
@ -512,7 +513,7 @@ cache_enter(u_long i, struct namecache *ncp)
i, ncp->nc_vp, ncp->nc_dvp,
ncp->nc_nlen, ncp->nc_nlen, ncp->nc_name);
ce = malloc(sizeof(struct cache_entry));
ce = emalloc(sizeof(struct cache_entry));
ce->ce_vp = ncp->nc_vp;
ce->ce_pvp = ncp->nc_dvp;

22
usr.bin/pmap/pmap.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: pmap.c,v 1.51 2012/10/29 16:25:25 para Exp $ */
/* $NetBSD: pmap.c,v 1.52 2015/12/14 03:15:10 christos Exp $ */
/*
* Copyright (c) 2002, 2003 The NetBSD Foundation, Inc.
@ -31,10 +31,11 @@
#include <sys/cdefs.h>
#ifndef lint
__RCSID("$NetBSD: pmap.c,v 1.51 2012/10/29 16:25:25 para Exp $");
__RCSID("$NetBSD: pmap.c,v 1.52 2015/12/14 03:15:10 christos Exp $");
#endif
#include <string.h>
#include <util.h>
#include "pmap.h"
#include "main.h"
@ -565,22 +566,23 @@ dump_amap(kvm_t *kd, struct kbit *amap)
* Assume that sizeof(struct vm_anon *) >= sizeof(size_t) and
* allocate that amount of space.
*/
l = sizeof(struct vm_anon *) * D(amap, amap)->am_maxslot;
am_anon = malloc(l);
am_anon = ecalloc(D(amap, amap)->am_maxslot, sizeof(*am_anon));
l = D(amap, amap)->am_maxslot * sizeof(*am_anon);
_KDEREF(kd, (u_long)D(amap, amap)->am_anon, am_anon, l);
l = sizeof(int) * D(amap, amap)->am_maxslot;
am_bckptr = malloc(l);
l = D(amap, amap)->am_maxslot * sizeof(*am_bckptr);
am_bckptr = ecalloc(D(amap, amap)->am_maxslot, sizeof(*am_bckptr));
_KDEREF(kd, (u_long)D(amap, amap)->am_bckptr, am_bckptr, l);
l = sizeof(int) * D(amap, amap)->am_maxslot;
am_slots = malloc(l);
l = D(amap, amap)->am_maxslot * sizeof(*am_slots);
am_slots = ecalloc(D(amap, amap)->am_maxslot, sizeof(*am_slots));
_KDEREF(kd, (u_long)D(amap, amap)->am_slots, am_slots, l);
if (D(amap, amap)->am_ppref != NULL &&
D(amap, amap)->am_ppref != PPREF_NONE) {
l = sizeof(int) * D(amap, amap)->am_maxslot;
am_ppref = malloc(l);
am_ppref = ecalloc(
D(amap, amap)->am_maxslot, sizeof(*am_ppref));
l = D(amap, amap)->am_maxslot * sizeof(*am_ppref);
_KDEREF(kd, (u_long)D(amap, amap)->am_ppref, am_ppref, l);
} else {
am_ppref = NULL;