diff options
Diffstat (limited to 'libpager/pagemap.c')
| -rw-r--r-- | libpager/pagemap.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/libpager/pagemap.c b/libpager/pagemap.c index c6d924c7..b8b3362c 100644 --- a/libpager/pagemap.c +++ b/libpager/pagemap.c @@ -1,5 +1,5 @@ /* Pagemap manipulation for pager library - Copyright (C) 1994, 1997, 1999 Free Software Foundation + Copyright (C) 1994, 1997, 1999, 2000 Free Software Foundation This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as @@ -31,12 +31,13 @@ _pager_pagemap_resize (struct pager *p, vm_address_t off) void *newaddr; int newsize = round_page (off); - newaddr = mmap (0, newsize, PROT_READ|PROT_WRITE, MAP_ANON, 0, 0); + newaddr = mmap (0, newsize * sizeof (*p->pagemap), + PROT_READ|PROT_WRITE, MAP_ANON, 0, 0); err = (newaddr == (void *) -1) ? errno : 0; if (! err) { - bcopy (p->pagemap, newaddr, p->pagemapsize); - munmap (p->pagemap, p->pagemapsize); + bcopy (p->pagemap, newaddr, p->pagemapsize * sizeof (*p->pagemap)); + munmap (p->pagemap, p->pagemapsize * sizeof (*p->pagemap)); p->pagemap = newaddr; p->pagemapsize = newsize; } |