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[src/trunk]: src/sys NULL != 0



details:   https://anonhg.NetBSD.org/src/rev/6639b4cce571
branches:  trunk
changeset: 486326:6639b4cce571
user:      thorpej <thorpej%NetBSD.org@localhost>
date:      Fri May 19 04:34:39 2000 +0000

description:
NULL != 0

diffstat:

 sys/arch/i386/i386/machdep.c  |   4 ++--
 sys/arch/i386/i386/pmap.c     |  12 ++++++------
 sys/dev/ic/aic7xxx.c          |   6 +++---
 sys/dev/usb/uaudio.c          |   6 +++---
 sys/netinet6/ip6_output.c     |   4 ++--
 sys/netinet6/ipcomp_output.c  |   6 +++---
 sys/netkey/key.c              |   8 ++++----
 sys/ufs/ext2fs/ext2fs_alloc.c |  14 +++++++-------
 sys/ufs/ffs/ffs_alloc.c       |  36 ++++++++++++++++++------------------
 sys/ufs/lfs/lfs_bio.c         |   5 +++--
 sys/ufs/lfs/lfs_segment.c     |   4 ++--
 sys/ufs/lfs/lfs_vfsops.c      |   4 ++--
 sys/uvm/uvm_aobj.c            |   4 ++--
 13 files changed, 57 insertions(+), 56 deletions(-)

diffs (truncated from 476 to 300 lines):

diff -r c1c4b4ecd815 -r 6639b4cce571 sys/arch/i386/i386/machdep.c
--- a/sys/arch/i386/i386/machdep.c      Fri May 19 04:15:55 2000 +0000
+++ b/sys/arch/i386/i386/machdep.c      Fri May 19 04:34:39 2000 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: machdep.c,v 1.384 2000/05/11 16:38:11 jdolecek Exp $   */
+/*     $NetBSD: machdep.c,v 1.385 2000/05/19 04:34:39 thorpej Exp $    */
 
 /*-
  * Copyright (c) 1996, 1997, 1998 The NetBSD Foundation, Inc.
@@ -263,7 +263,7 @@
         * Initialize error message buffer (et end of core).
         */
        msgbuf_vaddr = uvm_km_valloc(kernel_map, i386_round_page(MSGBUFSIZE));
-       if (msgbuf_vaddr == NULL)
+       if (msgbuf_vaddr == 0)
                panic("failed to valloc msgbuf_vaddr");
 
        /* msgbuf_paddr was init'd in pmap */
diff -r c1c4b4ecd815 -r 6639b4cce571 sys/arch/i386/i386/pmap.c
--- a/sys/arch/i386/i386/pmap.c Fri May 19 04:15:55 2000 +0000
+++ b/sys/arch/i386/i386/pmap.c Fri May 19 04:34:39 2000 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: pmap.c,v 1.89 2000/04/24 17:18:17 thorpej Exp $        */
+/*     $NetBSD: pmap.c,v 1.90 2000/05/19 04:34:40 thorpej Exp $        */
 
 /*
  *
@@ -950,7 +950,7 @@
                       sizeof(char) * npages);
        s = round_page(s); /* round up */
        addr = (vaddr_t) uvm_km_zalloc(kernel_map, s);
-       if (addr == NULL)
+       if (addr == 0)
                panic("pmap_init: unable to allocate pv_heads");
 
        /*
@@ -982,7 +982,7 @@
        pv_initpage = (struct pv_page *) uvm_km_alloc(kernel_map, NBPG);
        if (pv_initpage == NULL)
                panic("pmap_init: pv_initpage");
-       pv_cachedva = NULL;   /* a VA we have allocated but not used yet */
+       pv_cachedva = 0;   /* a VA we have allocated but not used yet */
        pv_nfpvents = 0;
        (void) pmap_add_pvpage(pv_initpage, FALSE);
 
@@ -1117,10 +1117,10 @@
         */
 
        s = splimp();   /* must protect kmem_map/kmem_object with splimp! */
-       if (pv_cachedva == NULL) {
+       if (pv_cachedva == 0) {
                pv_cachedva = uvm_km_kmemalloc(kmem_map, uvmexp.kmem_object,
                    NBPG, UVM_KMF_TRYLOCK|UVM_KMF_VALLOC);
-               if (pv_cachedva == NULL) {
+               if (pv_cachedva == 0) {
                        splx(s);
                        goto steal_one;
                }
@@ -1158,7 +1158,7 @@
 
        pmap_kenter_pa(pv_cachedva, VM_PAGE_TO_PHYS(pg), VM_PROT_ALL);
        pvpage = (struct pv_page *) pv_cachedva;
-       pv_cachedva = NULL;
+       pv_cachedva = 0;
        return(pmap_add_pvpage(pvpage, mode != ALLOCPV_NONEED));
 
 steal_one:
diff -r c1c4b4ecd815 -r 6639b4cce571 sys/dev/ic/aic7xxx.c
--- a/sys/dev/ic/aic7xxx.c      Fri May 19 04:15:55 2000 +0000
+++ b/sys/dev/ic/aic7xxx.c      Fri May 19 04:34:39 2000 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: aic7xxx.c,v 1.47 2000/05/14 18:22:13 dante Exp $       */
+/*     $NetBSD: aic7xxx.c,v 1.48 2000/05/19 04:34:41 thorpej Exp $     */
 
 /*
  * Generic driver for the aic7xxx based adaptec SCSI controllers
@@ -372,7 +372,7 @@
        hscb->data = htole32(hscb->data);
        hscb->datalen = htole32(hscb->datalen);
        /*
-        * No need to swap cmdpointer; it's either NULL or set to
+        * No need to swap cmdpointer; it's either 0 or set to
         * cmdstore_busaddr, which is already swapped.
         */
 }
@@ -4016,7 +4016,7 @@
                hscb->control |= DISCENB;
 
        if (xs->xs_control & XS_CTL_RESET) {
-               hscb->cmdpointer = NULL;
+               hscb->cmdpointer = 0;
                scb->flags |= SCB_DEVICE_RESET;
                hscb->control |= MK_MESSAGE;
                return ahc_execute_scb(scb, NULL, 0);
diff -r c1c4b4ecd815 -r 6639b4cce571 sys/dev/usb/uaudio.c
--- a/sys/dev/usb/uaudio.c      Fri May 19 04:15:55 2000 +0000
+++ b/sys/dev/usb/uaudio.c      Fri May 19 04:34:39 2000 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: uaudio.c,v 1.24 2000/04/27 15:26:47 augustss Exp $     */
+/*     $NetBSD: uaudio.c,v 1.25 2000/05/19 04:34:42 thorpej Exp $      */
 
 /*
  * Copyright (c) 1999 The NetBSD Foundation, Inc.
@@ -536,7 +536,7 @@
        struct uaudio_softc *sc;
        struct mixerctl *mc;
 {
-       if (sc->sc_nctls == NULL)
+       if (sc->sc_nctls == 0)
                sc->sc_ctls = malloc(sizeof *mc, M_USBDEV, M_NOWAIT);
        else
                sc->sc_ctls = realloc(sc->sc_ctls, 
@@ -1029,7 +1029,7 @@
        struct uaudio_softc *sc;
        struct as_info *ai;
 {
-       if (sc->sc_nalts == NULL)
+       if (sc->sc_nalts == 0)
                sc->sc_alts = malloc(sizeof *ai, M_USBDEV, M_NOWAIT);
        else
                sc->sc_alts = realloc(sc->sc_alts,
diff -r c1c4b4ecd815 -r 6639b4cce571 sys/netinet6/ip6_output.c
--- a/sys/netinet6/ip6_output.c Fri May 19 04:15:55 2000 +0000
+++ b/sys/netinet6/ip6_output.c Fri May 19 04:34:39 2000 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: ip6_output.c,v 1.19 2000/05/19 01:40:18 itojun Exp $   */
+/*     $NetBSD: ip6_output.c,v 1.20 2000/05/19 04:34:43 thorpej Exp $  */
 /*     $KAME: ip6_output.c,v 1.102 2000/05/17 15:31:56 itojun Exp $    */
 
 /*
@@ -683,7 +683,7 @@
                         * if necessary.
                         */
                        if (ip6_mrouter && (flags & IPV6_FORWARDING) == 0) {
-                               if (ip6_mforward(ip6, ifp, m) != NULL) {
+                               if (ip6_mforward(ip6, ifp, m) != 0) {
                                        m_freem(m);
                                        goto done;
                                }
diff -r c1c4b4ecd815 -r 6639b4cce571 sys/netinet6/ipcomp_output.c
--- a/sys/netinet6/ipcomp_output.c      Fri May 19 04:15:55 2000 +0000
+++ b/sys/netinet6/ipcomp_output.c      Fri May 19 04:34:39 2000 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: ipcomp_output.c,v 1.9 2000/02/06 12:49:46 itojun Exp $ */
+/*     $NetBSD: ipcomp_output.c,v 1.10 2000/05/19 04:34:43 thorpej Exp $       */
 
 /*
  * Copyright (C) 1999 WIDE Project.
@@ -397,7 +397,7 @@
                ipseclog((LOG_DEBUG, "ipcomp4_output: first mbuf too short\n"));
                ipsecstat.out_inval++;
                m_freem(m);
-               return NULL;
+               return 0;
        }
        ip = mtod(m, struct ip *);
        /* XXX assumes that m->m_next points to payload */
@@ -417,7 +417,7 @@
                ipseclog((LOG_DEBUG, "ipcomp6_output: first mbuf too short\n"));
                ipsec6stat.out_inval++;
                m_freem(m);
-               return NULL;
+               return 0;
        }
        return ipcomp_output(m, nexthdrp, md, isr, AF_INET6);
 }
diff -r c1c4b4ecd815 -r 6639b4cce571 sys/netkey/key.c
--- a/sys/netkey/key.c  Fri May 19 04:15:55 2000 +0000
+++ b/sys/netkey/key.c  Fri May 19 04:34:39 2000 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: key.c,v 1.17 2000/05/08 18:31:37 thorpej Exp $ */
+/*     $NetBSD: key.c,v 1.18 2000/05/19 04:34:43 thorpej Exp $ */
 /*     $KAME: key.c,v 1.67 2000/03/05 02:38:25 itojun Exp $    */
 
 /*
@@ -4104,7 +4104,7 @@
                return NULL;
 
        /* check SA values to be mature. */
-       if ((msg0->sadb_msg_errno = key_mature(newsav)) != NULL) {
+       if ((msg0->sadb_msg_errno = key_mature(newsav)) != 0) {
                key_freesav(newsav);
                return NULL;
        }
@@ -5367,7 +5367,7 @@
                printf("key_dump: invalid satype is passed.\n");
 #endif
                msg0->sadb_msg_errno = EINVAL;
-               return NULL;
+               return 0;
        }
 
        /* count sav entries to be sent to the userland. */
@@ -5406,7 +5406,7 @@
                        printf("key_dump: there was invalid proto in SAD.\n");
 #endif
                        msg0->sadb_msg_errno = EINVAL;
-                       return NULL;
+                       return 0;
                }
 
                for (stateidx = 0;
diff -r c1c4b4ecd815 -r 6639b4cce571 sys/ufs/ext2fs/ext2fs_alloc.c
--- a/sys/ufs/ext2fs/ext2fs_alloc.c     Fri May 19 04:15:55 2000 +0000
+++ b/sys/ufs/ext2fs/ext2fs_alloc.c     Fri May 19 04:34:39 2000 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: ext2fs_alloc.c,v 1.7 2000/03/30 12:41:09 augustss Exp $        */
+/*     $NetBSD: ext2fs_alloc.c,v 1.8 2000/05/19 04:34:44 thorpej Exp $ */
 
 /*
  * Copyright (c) 1997 Manuel Bouyer.
@@ -326,7 +326,7 @@
                if (cg == fs->e2fs_ncg)
                        cg = 0;
        }
-       return (NULL);
+       return (0);
 }
 
 /*
@@ -350,13 +350,13 @@
 
        fs = ip->i_e2fs;
        if (fs->e2fs_gd[cg].ext2bgd_nbfree == 0)
-               return (NULL);
+               return (0);
        error = bread(ip->i_devvp, fsbtodb(fs,
                fs->e2fs_gd[cg].ext2bgd_b_bitmap),
                (int)fs->e2fs_bsize, NOCRED, &bp);
        if (error) {
                brelse(bp);
-               return (NULL);
+               return (0);
        }
        bbp = (char *)bp->b_data;
 
@@ -398,7 +398,7 @@
 
        bno = ext2fs_mapsearch(fs, bbp, bpref);
        if (bno < 0)
-               return (NULL);
+               return (0);
 gotit:
 #ifdef DIAGNOSTIC
        if (isset(bbp, (long)bno)) {
@@ -439,13 +439,13 @@
        ipref--; /* to avoid a lot of (ipref -1) */
        fs = ip->i_e2fs;
        if (fs->e2fs_gd[cg].ext2bgd_nifree == 0)
-               return (NULL);
+               return (0);
        error = bread(ip->i_devvp, fsbtodb(fs,
                fs->e2fs_gd[cg].ext2bgd_i_bitmap),
                (int)fs->e2fs_bsize, NOCRED, &bp);
        if (error) {
                brelse(bp);
-               return (NULL);
+               return (0);
        }
        ibp = (char *)bp->b_data;
        if (ipref) {
diff -r c1c4b4ecd815 -r 6639b4cce571 sys/ufs/ffs/ffs_alloc.c
--- a/sys/ufs/ffs/ffs_alloc.c   Fri May 19 04:15:55 2000 +0000
+++ b/sys/ufs/ffs/ffs_alloc.c   Fri May 19 04:34:39 2000 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: ffs_alloc.c,v 1.34 2000/04/04 09:23:20 jdolecek Exp $  */
+/*     $NetBSD: ffs_alloc.c,v 1.35 2000/05/19 04:34:44 thorpej Exp $   */
 
 /*
  * Copyright (c) 1982, 1986, 1989, 1993
@@ -721,7 +721,7 @@
                                fs->fs_cgrotor = cg;
                                return (fs->fs_fpg * cg + fs->fs_frag);
                        }
-               return (NULL);
+               return (0);
        }
        /*
         * One or more previous blocks have been laid out. If less
@@ -799,7 +799,7 @@
                if (cg == fs->fs_ncg)
                        cg = 0;
        }
-       return (NULL);
+       return (0);
 }
 
 /*
@@ -824,30 +824,30 @@
 
        fs = ip->i_fs;
        if (fs->fs_cs(fs, cg).cs_nffree < numfrags(fs, nsize - osize))
-               return (NULL);
+               return (0);
        frags = numfrags(fs, nsize);
        bbase = fragnum(fs, bprev);
        if (bbase > fragnum(fs, (bprev + frags - 1))) {
                /* cannot extend across a block boundary */
-               return (NULL);
+               return (0);



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