tests/pm_rps: Add missing static

Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

1 files changed, 1 insertions, 1 deletions

diff --git a/tests/pm_rps.c b/tests/pm_rps.c
index 192dca7d..f7f119c0 100644
--- a/tests/pm_rps.c
+++ b/tests/pm_rps.c
@@ -159,7 +159,7 @@ static int opt_handler(int opt, int opt_index)
 }
 
 /* Mod of igt_subtest_init that adds our extra options */
-void subtest_init(int argc, char **argv)
+static void subtest_init(int argc, char **argv)
 {
 	struct option long_opts[] = {
 		{"verbose", 0, 0, 'v'}