[PATCH V3 2/7] PCI: Export pci_find_host_bridge()

[Manikanta Maddireddy <mmaddireddy-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>]

PCI subsystem pass pci_bus pointer to pci_ops callback functions, Tegra
host driver use pci_find_host_bridge() to get pci_host_bridge from pci_bus.
Export pci_find_host_bridge() to allow Tegra PCIe driver to be compiled as
loadable kernel module.

Signed-off-by: Manikanta Maddireddy <mmaddireddy-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
---
V2:
* commit message update
V3:
* EXPORT_SYMBOL is changed to EXPORT_SYMBOL_GPL

 drivers/pci/host-bridge.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/pci/host-bridge.c b/drivers/pci/host-bridge.c
index add66236215c..b8c0fcde9bd7 100644
--- a/drivers/pci/host-bridge.c
+++ b/drivers/pci/host-bridge.c
@@ -22,6 +22,7 @@ struct pci_host_bridge *pci_find_host_bridge(struct pci_bus *bus)
 
 	return to_pci_host_bridge(root_bus->bridge);
 }
+EXPORT_SYMBOL_GPL(pci_find_host_bridge);
 
 struct device *pci_get_host_bridge_device(struct pci_dev *dev)
 {
-- 
2.1.4