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Make sure that we handle errors in device_get_children correctly.

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This commit is contained in:
Warner Losh 2008-08-23 18:27:10 +00:00
parent 25ee8cca07
commit a4e1d2d2cf
1 changed files with 2 additions and 1 deletions
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3
sys/dev/sound/pci/csa.c
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@ -123,7 +123,8 @@ clkrun_hack(int run)
for (i = 0, busp = pci_devices; i < pci_count; i++, busp++) {
pci_childcount = 0;
device_get_children(*busp, &pci_children, &pci_childcount);
if (device_get_children(*busp, &pci_children, &pci_childcount))
continue;
for (j = 0, childp = pci_children; j < pci_childcount; j++, childp++) {
if (pci_get_vendor(*childp) == 0x8086 && pci_get_device(*childp) == 0x7113) {
port = (pci_read_config(*childp, 0x41, 1) << 8) + 0x10;