staging: comedi: tests: example_test: Declare functions static

The "example_test" module contains a couple of functions with external
linkage that are not called externally.  Declare them `static`.

Cc: Spencer E. Olson <olsonse@umich.edu>
Signed-off-by: Ian Abbott <abbotti@mev.co.uk>
Link: https://lore.kernel.org/r/20210407181342.1117754-5-abbotti@mev.co.uk
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/comedi/drivers/tests/example_test.c b/drivers/staging/comedi/drivers/tests/example_test.c
index 550784f..7010f6e 100644 (file)
--- a/drivers/staging/comedi/drivers/tests/example_test.c
+++ b/drivers/staging/comedi/drivers/tests/example_test.c
@@ -35,14 +35,14 @@ static struct comedi_device dev = {
 /* *** END fake board data *** */
 
 /* *** BEGIN fake data init *** */
-void init_fake(void)
+static void init_fake(void)
 {
        dev.item = 10;
 }
 
 /* *** END fake data init *** */
 
-void test0(void)
+static void test0(void)
 {
        init_fake();
        unittest(dev.item != 11, "negative result\n");