diff options
| -rw-r--r-- | sys/vm/vm_mmap.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/sys/vm/vm_mmap.c b/sys/vm/vm_mmap.c index 8e330122bbc0..4a1dd1bd4998 100644 --- a/sys/vm/vm_mmap.c +++ b/sys/vm/vm_mmap.c @@ -38,7 +38,7 @@ * from: Utah $Hdr: vm_mmap.c 1.6 91/10/21$ * * @(#)vm_mmap.c 8.4 (Berkeley) 1/12/94 - * $Id: vm_mmap.c,v 1.86 1999/01/06 23:05:42 julian Exp $ + * $Id: vm_mmap.c,v 1.86.2.1 1999/01/27 20:51:44 julian Exp $ */ /* @@ -231,7 +231,9 @@ mmap(p, uap) * There should really be a pmap call to determine a reasonable * location. */ - else if (addr < round_page((vm_offset_t)p->p_vmspace->vm_daddr + MAXDSIZ)) + else if (addr == 0 || + addr >= round_page((vm_offset_t)p->p_vmspace->vm_taddr) && + addr < round_page((vm_offset_t)p->p_vmspace->vm_daddr + MAXDSIZ)) addr = round_page((vm_offset_t)p->p_vmspace->vm_daddr + MAXDSIZ); if (flags & MAP_ANON) { |