[PATCH v2 18/37] PCI: Use list_for_each_entry_safe instead of list_for_each_safe

From: Yinghai Lu
Date: Sat Mar 10 2012 - 02:07:58 EST


So could skip using pci_dev_b().

Suggested-by: Bjorn Helgaas <bhelgaas@xxxxxxxxxx>
Signed-off-by: Yinghai Lu <yinghai@xxxxxxxxxx>
---
drivers/pci/remove.c | 12 +++++-------
1 files changed, 5 insertions(+), 7 deletions(-)

diff --git a/drivers/pci/remove.c b/drivers/pci/remove.c
index 62c348c..d4fdf7b 100644
--- a/drivers/pci/remove.c
+++ b/drivers/pci/remove.c
@@ -113,15 +113,15 @@ void pci_stop_and_remove_bus_device(struct pci_dev *dev)

static void __pci_remove_bus_devices(struct pci_bus *bus)
{
- struct list_head *l, *n;
+ struct pci_dev *dev, *tmp;

- list_for_each_safe(l, n, &bus->devices)
- __pci_remove_bus_device(pci_dev_b(l));
+ list_for_each_entry_safe(dev, tmp, &bus->devices, bus_list)
+ __pci_remove_bus_device(dev);
}

static void pci_stop_bus_devices(struct pci_bus *bus)
{
- struct list_head *l, *n;
+ struct pci_dev *dev, *tmp;

/*
* VFs could be removed by pci_stop_and_remove_bus_device() in the
@@ -131,10 +131,8 @@ static void pci_stop_bus_devices(struct pci_bus *bus)
* We can iterate the list backwards to get prev valid PF instead
* of removed VF.
*/
- list_for_each_prev_safe(l, n, &bus->devices) {
- struct pci_dev *dev = pci_dev_b(l);
+ list_for_each_entry_safe_reverse(dev, tmp, &bus->devices, bus_list)
pci_stop_bus_device(dev);
- }
}

/**
--
1.7.7

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