diff --git a/arch/x86/pci/legacy.c b/arch/x86/pci/legacy.c
index 5b662c0faf8c2e1848d15d4dced105db9988c7c8..ea6f3802c17b73e8c622c53f68d2414eeb482f98 100644
--- a/arch/x86/pci/legacy.c
+++ b/arch/x86/pci/legacy.c
@@ -54,7 +54,7 @@ void pcibios_scan_specific_bus(int busn)
 }
 EXPORT_SYMBOL_GPL(pcibios_scan_specific_bus);
 
-int __init pci_subsys_init(void)
+static int __init pci_subsys_init(void)
 {
 	/*
 	 * The init function returns an non zero value when