diff --git a/drivers/mca/mca-legacy.c b/drivers/mca/mca-legacy.c
index 0c7bfa74c8e..494f0c2001f 100644
--- a/drivers/mca/mca-legacy.c
+++ b/drivers/mca/mca-legacy.c
@@ -281,24 +281,6 @@ void mca_set_adapter_name(int slot, char* name)
 }
 EXPORT_SYMBOL(mca_set_adapter_name);
 
-/**
- *	mca_is_adapter_used - check if claimed by driver
- *	@slot:	slot to check
- *
- *	Returns 1 if the slot has been claimed by a driver
- */
-
-int mca_is_adapter_used(int slot)
-{
-	struct mca_device *mca_dev = mca_find_device_by_slot(slot);
-
-	if(!mca_dev)
-		return 0;
-
-	return mca_device_claimed(mca_dev);
-}
-EXPORT_SYMBOL(mca_is_adapter_used);
-
 /**
  *	mca_mark_as_used - claim an MCA device
  *	@slot:	slot to claim
diff --git a/include/linux/mca-legacy.h b/include/linux/mca-legacy.h
index f2bb770e530..7a3aea84590 100644
--- a/include/linux/mca-legacy.h
+++ b/include/linux/mca-legacy.h
@@ -34,7 +34,6 @@
 extern int mca_find_adapter(int id, int start);
 extern int mca_find_unused_adapter(int id, int start);
 
-extern int mca_is_adapter_used(int slot);
 extern int mca_mark_as_used(int slot);
 extern void mca_mark_as_unused(int slot);