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avoid very long loop when you run pcictl on a PCI bus which has no devices on it.

This commit is contained in:
bsh 2006-08-24 07:30:16 +00:00
parent 9f892c7bca
commit 2abd1dd123
1 changed files with 5 additions and 2 deletions
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7
usr.sbin/pcictl/pcictl.c
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@ -1,4 +1,4 @@
/* $NetBSD: pcictl.c,v 1.8 2004/04/24 13:41:51 kleink Exp $ */
/* $NetBSD: pcictl.c,v 1.9 2006/08/24 07:30:16 bsh Exp $ */
/*
* Copyright 2001 Wasabi Systems, Inc.
@ -264,7 +264,10 @@ scan_pci(int busarg, int devarg, int funcarg, void (*cb)(u_int, u_int, u_int))
if (devarg == -1) {
devmin = 0;
devmax = pci_businfo.maxdevs - 1;
if (pci_businfo.maxdevs <= 0)
devmax = 0;
else
devmax = pci_businfo.maxdevs - 1;
} else
devmin = devmax = devarg;