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Fix panic at extent_free() in boot-time. 

(ia->ia_io[0].ir_size is zero if noset iosiz in kernel config file.)
This commit is contained in:
nonaka 2002-01-21 16:26:58 +00:00
parent b537fda1d5
commit 3c6fc4ebff
1 changed files with 2 additions and 2 deletions
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4
sys/arch/prep/isa/mcclock_isa.c
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@ -1,4 +1,4 @@
/* $NetBSD: mcclock_isa.c,v 1.2 2002/01/07 21:47:03 thorpej Exp $ */
/* $NetBSD: mcclock_isa.c,v 1.3 2002/01/21 16:26:58 nonaka Exp $ */
/*
* Copyright (c) 1995, 1996 Carnegie-Mellon University.
@ -94,7 +94,7 @@ mcclock_isa_match(parent, match, aux)
return (0);
if (bus_space_map(ia->ia_iot, ia->ia_io[0].ir_addr,
ia->ia_io[0].ir_size, 0, &ioh))
MCCLOCK_NPORTS, 0, &ioh))
return (0);
bus_space_unmap(ia->ia_iot, ioh, MCCLOCK_NPORTS);