diff --git a/arch/x86/events/intel/uncore.c b/arch/x86/events/intel/uncore.c
index 84055f2c36f2..80ee3d4e7005 100644
--- a/arch/x86/events/intel/uncore.c
+++ b/arch/x86/events/intel/uncore.c
@@ -21,7 +21,7 @@ static struct event_constraint uncore_constraint_fixed =
 struct event_constraint uncore_constraint_empty =
 	EVENT_CONSTRAINT(0, 0, 0);
 
-int uncore_pcibus_to_physid(struct pci_bus *bus)
+static int uncore_pcibus_to_physid(struct pci_bus *bus)
 {
 	struct pci2phy_map *map;
 	int phys_id = -1;
diff --git a/arch/x86/events/intel/uncore.h b/arch/x86/events/intel/uncore.h
index cf2cb1fd85e9..f118c0d89814 100644
--- a/arch/x86/events/intel/uncore.h
+++ b/arch/x86/events/intel/uncore.h
@@ -125,7 +125,6 @@ struct pci2phy_map {
 	int pbus_to_physid[256];
 };
 
-int uncore_pcibus_to_physid(struct pci_bus *bus);
 struct pci2phy_map *__find_pci2phy_map(int segment);
 
 ssize_t uncore_event_show(struct kobject *kobj,