diff --git a/drivers/staging/unisys/visorbus/visorchipset.c b/drivers/staging/unisys/visorbus/visorchipset.c
index ca22f49f386be612ed72efce6a3e14a652ac7942..66ae3d0b644143dd9a67ff62e868ef110229d969 100644
--- a/drivers/staging/unisys/visorbus/visorchipset.c
+++ b/drivers/staging/unisys/visorbus/visorchipset.c
@@ -2351,7 +2351,7 @@ static const struct file_operations visorchipset_fops = {
 	.mmap = visorchipset_mmap,
 };
 
-int
+static int
 visorchipset_file_init(dev_t major_dev, struct visorchannel **controlvm_channel)
 {
 	int rc = 0;
@@ -2460,7 +2460,7 @@ cleanup:
 	return rc;
 }
 
-void
+static void
 visorchipset_file_cleanup(dev_t major_dev)
 {
 	if (file_cdev.ops)