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PCI: acpiphp: Use list_for_each_entry_safe() in acpiphp_sanitize_bus()

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Function acpiphp_sanitize_bus() may call pci_stop_and_remove_bus_device(),
which in turn may remove device from bus->devices list. So walk the
bus->devices list with list_for_each_entry_safe().

Signed-off-by: Yijing Wang <wangyijing@huawei.com>
Signed-off-by: Jiang Liu <jiang.liu@huawei.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Yinghai Lu <yinghai@kernel.org>
Cc: "Rafael J. Wysocki" <rafael.j.wysocki@intel.com>
Cc: Toshi Kani <toshi.kani@hp.com>
This commit is contained in:
Yijing Wang 2013-04-12 05:44:17 +00:00 committed by Bjorn Helgaas
parent 981cf9ea9a
commit d65eba6a7a
1 changed files with 2 additions and 2 deletions
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4
drivers/pci/hotplug/acpiphp_glue.c
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@ -1082,11 +1082,11 @@ static void acpiphp_set_hpp_values(struct pci_bus *bus)
*/
static void acpiphp_sanitize_bus(struct pci_bus *bus)
{
struct pci_dev *dev;
struct pci_dev *dev, *tmp;
int i;
unsigned long type_mask = IORESOURCE_IO | IORESOURCE_MEM;
list_for_each_entry(dev, &bus->devices, bus_list) {
list_for_each_entry_safe(dev, tmp, &bus->devices, bus_list) {
for (i=0; i<PCI_BRIDGE_RESOURCES; i++) {
struct resource *res = &dev->resource[i];
if ((res->flags & type_mask) && !res->start &&