[PATCH 1/7] pci: change variable name for find_pci_host_bridge

[Gavin Shan]

The patch changes the variable name for function find_pci_host_bridge()
so that it looks more meaningful. More specificly, the "bus" has been
replaced with "root_bus".

Signed-off-by: Yinghai Lu <yinghai at kernel.org>
Signed-off-by: Gavin Shan <shangw at linux.vnet.ibm.com>
---
 drivers/pci/host-bridge.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/pci/host-bridge.c b/drivers/pci/host-bridge.c
index a68dc61..c19776a 100644
--- a/drivers/pci/host-bridge.c
+++ b/drivers/pci/host-bridge.c
@@ -22,9 +22,9 @@ static struct pci_bus *find_pci_root_bus(struct pci_dev *dev)
 
 static struct pci_host_bridge *find_pci_host_bridge(struct pci_dev *dev)
 {
-	struct pci_bus *bus = find_pci_root_bus(dev);
+	struct pci_bus *root_bus = find_pci_root_bus(dev);
 
-	return to_pci_host_bridge(bus->bridge);
+	return to_pci_host_bridge(root_bus->bridge);
 }
 
 void pci_set_host_bridge_release(struct pci_host_bridge *bridge,
-- 
1.7.9.5