diff options
Diffstat (limited to 'sys/compat/svr4/svr4_misc.c')
| -rw-r--r-- | sys/compat/svr4/svr4_misc.c | 18 |
1 files changed, 7 insertions, 11 deletions
diff --git a/sys/compat/svr4/svr4_misc.c b/sys/compat/svr4/svr4_misc.c index b47cae762f5..99d911bdcf1 100644 --- a/sys/compat/svr4/svr4_misc.c +++ b/sys/compat/svr4/svr4_misc.c @@ -1,4 +1,4 @@ -/* $OpenBSD: svr4_misc.c,v 1.37 2001/11/07 01:18:01 art Exp $ */ +/* $OpenBSD: svr4_misc.c,v 1.38 2001/11/28 13:47:39 art Exp $ */ /* $NetBSD: svr4_misc.c,v 1.42 1996/12/06 03:22:34 christos Exp $ */ /* @@ -654,7 +654,7 @@ svr4_sys_break(p, v, retval) struct svr4_sys_break_args *uap = v; register struct vmspace *vm = p->p_vmspace; vaddr_t new, old; - int rv; + int error; register int diff; old = (vaddr_t) vm->vm_daddr; @@ -674,23 +674,19 @@ svr4_sys_break(p, v, retval) DPRINTF(("break(3): old %lx new %lx diff %x\n", old, new, diff)); if (diff > 0) { - rv = uvm_map(&vm->vm_map, &old, diff, NULL, UVM_UNKNOWN_OFFSET, + error = uvm_map(&vm->vm_map, &old, diff, NULL, UVM_UNKNOWN_OFFSET, 0, UVM_MAPFLAG(UVM_PROT_ALL, UVM_PROT_ALL, UVM_INH_COPY, UVM_ADV_NORMAL, UVM_FLAG_AMAPPAD|UVM_FLAG_FIXED| UVM_FLAG_OVERLAY|UVM_FLAG_COPYONW)); - if (rv != KERN_SUCCESS) { - uprintf("sbrk: grow failed, return = %d\n", rv); - return ENOMEM; + if (error) { + uprintf("sbrk: grow failed, return = %d\n", error); + return error; } vm->vm_dsize += btoc(diff); } else if (diff < 0) { diff = -diff; - rv = uvm_deallocate(&vm->vm_map, new, diff); - if (rv != KERN_SUCCESS) { - uprintf("sbrk: shrink failed, return = %d\n", rv); - return ENOMEM; - } + uvm_deallocate(&vm->vm_map, new, diff); vm->vm_dsize -= btoc(diff); } return 0; |