diff options
| author | Bjorn Helgaas <bhelgaas@google.com> | 2012-08-17 15:53:27 -0600 |
|---|---|---|
| committer | Bjorn Helgaas <bhelgaas@google.com> | 2012-08-22 11:31:37 -0600 |
| commit | 66455f5472383df3632140e04f0852215e5c9ce8 (patch) | |
| tree | 647bff405ef4cbdd01b1dba594e632b715029e54 /drivers/pci/search.c | |
| parent | 125e14bb35e65b1ddfb7252fa8f6e3c50dbb6db2 (diff) | |
| download | lwn-66455f5472383df3632140e04f0852215e5c9ce8.tar.gz lwn-66455f5472383df3632140e04f0852215e5c9ce8.zip | |
PCI: Use list_for_each_entry() for bus->devices traversal
Replace list_for_each() + pci_dev_b() with the simpler
list_for_each_entry().
Tested-by: Yijing Wang <wangyijing@huawei.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Acked-by: Yinghai Lu <yinghai@kernel.org>
Diffstat (limited to 'drivers/pci/search.c')
| -rw-r--r-- | drivers/pci/search.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/drivers/pci/search.c b/drivers/pci/search.c index 993d4a0a2469..f56b2377cc01 100644 --- a/drivers/pci/search.c +++ b/drivers/pci/search.c @@ -130,16 +130,14 @@ pci_find_next_bus(const struct pci_bus *from) * decrement the reference count by calling pci_dev_put(). * If no device is found, %NULL is returned. */ -struct pci_dev * pci_get_slot(struct pci_bus *bus, unsigned int devfn) +struct pci_dev *pci_get_slot(struct pci_bus *bus, unsigned int devfn) { - struct list_head *tmp; struct pci_dev *dev; WARN_ON(in_interrupt()); down_read(&pci_bus_sem); - list_for_each(tmp, &bus->devices) { - dev = pci_dev_b(tmp); + list_for_each_entry(dev, &bus->devices, bus_list) { if (dev->devfn == devfn) goto out; } |