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When device_get_children returns an error, ignore that bus' children.

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This commit is contained in:
Warner Losh 2008-08-23 15:57:43 +00:00
parent 60e984e137
commit d444cd5f28
1 changed files with 2 additions and 1 deletions
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3
sys/dev/agp/agp.c
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@ -118,7 +118,8 @@ agp_find_display(void)
bus = devclass_get_device(pci, busnum);
if (!bus)
continue;
device_get_children(bus, &kids, &numkids);
if (device_get_children(bus, &kids, &numkids) != 0)
continue;
for (i = 0; i < numkids; i++) {
dev = kids[i];
if (pci_get_class(dev) == PCIC_DISPLAY