[RFC PATCH kbuild] kbuild: kunit_stream_get_level() can be static

[kbuild test robot <lkp@xxxxxxxxx>]

Fixes: 7ab313d288d1 ("kbuild: enable building KUnit")
Signed-off-by: kbuild test robot <lkp@xxxxxxxxx>
---
 kunit-stream.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kunit/kunit-stream.c b/kunit/kunit-stream.c
index 93c14ee..3d92646 100644
--- a/kunit/kunit-stream.c
+++ b/kunit/kunit-stream.c
@@ -11,7 +11,7 @@
 #include <kunit/kunit-stream.h>
 #include <kunit/string-stream.h>
 
-const char *kunit_stream_get_level(struct kunit_stream *this)
+static const char *kunit_stream_get_level(struct kunit_stream *this)
 {
 	unsigned long flags;
 	const char *level;