treewide: make some functions static

Signed-off-by: Hans Dedecker <dedeckeh@gmail.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/device.c b/device.c
index beac2c4..128151a 100644
--- a/device.c
+++ b/device.c
@@ -733,7 +733,7 @@ void device_add_user(struct device_user *dep, struct device *dev)
 	__device_add_user(dep, dev);
 }
 
-void
+static void
 device_free(struct device *dev)
 {
 	__devlock++;