PCI: make isa_bridge Alpha-only

Since isa_bridge is neither assigned any value !NULL nor used on !Alpha, 
there's no reason for providing it.

Signed-off-by: Adrian Bunk <bunk@stusta.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

1 files changed, 2 insertions, 0 deletions

diff --git a/include/asm-alpha/pci.h b/include/asm-alpha/pci.h
index 4e115f368d5f..85aa1127c903 100644
--- a/include/asm-alpha/pci.h
+++ b/include/asm-alpha/pci.h
@@ -293,4 +293,6 @@ struct pci_dev *alpha_gendev_to_pci(struct device *dev);
 #define IOBASE_ROOT_BUS         5
 #define IOBASE_FROM_HOSE        0x10000
 
+extern struct pci_dev *isa_bridge;
+
 #endif /* __ALPHA_PCI_H */