diff options
Diffstat (limited to 'sys/dev/pci/pci.c')
| -rw-r--r-- | sys/dev/pci/pci.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/sys/dev/pci/pci.c b/sys/dev/pci/pci.c index 81ef5a5..9203867 100644 --- a/sys/dev/pci/pci.c +++ b/sys/dev/pci/pci.c @@ -2663,7 +2663,8 @@ pci_suspend(device_t dev) acpi_dev = NULL; if (pci_do_power_resume) acpi_dev = devclass_get_device(devclass_find("acpi"), 0); - device_get_children(dev, &devlist, &numdevs); + if ((error = device_get_children(dev, &devlist, &numdevs)) != 0) + return (error); for (i = 0; i < numdevs; i++) { child = devlist[i]; dinfo = (struct pci_devinfo *) device_get_ivars(child); @@ -2700,7 +2701,7 @@ pci_suspend(device_t dev) int pci_resume(device_t dev) { - int i, numdevs; + int i, numdevs, error; device_t acpi_dev, child, *devlist; struct pci_devinfo *dinfo; @@ -2710,7 +2711,8 @@ pci_resume(device_t dev) acpi_dev = NULL; if (pci_do_power_resume) acpi_dev = devclass_get_device(devclass_find("acpi"), 0); - device_get_children(dev, &devlist, &numdevs); + if ((error = device_get_children(dev, &devlist, &numdevs)) != 0) + return (error); for (i = 0; i < numdevs; i++) { /* * Notify ACPI we're going to D0 but ignore the result. If @@ -2759,7 +2761,8 @@ pci_driver_added(device_t dev, driver_t *driver) if (bootverbose) device_printf(dev, "driver added\n"); DEVICE_IDENTIFY(driver, dev); - device_get_children(dev, &devlist, &numdevs); + if (device_get_children(dev, &devlist, &numdevs) != 0) + return; for (i = 0; i < numdevs; i++) { child = devlist[i]; if (device_get_state(child) != DS_NOTPRESENT) |
