[kbuild:kunit 6/17] kunit/kunit-stream.c:14:12: sparse: sparse: symbol 'kunit_stream_get_level' was not declared. Should it be static?

[kbuild:kunit 6/17] kunit/kunit-stream.c:14:12: sparse: sparse: symbol 'kunit_stream_get_level' was not declared. Should it be static?

[kbuild test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild.git kunit
head:   c505c0b2e6237c729634327c178f5b0094f1c958
commit: 7ab313d288d1c686ae39c7052f6ed6426ed38b54 [6/17] kbuild: enable building KUnit
reproduce:
        # apt-get install sparse
        git checkout 7ab313d288d1c686ae39c7052f6ed6426ed38b54
        make ARCH=x86_64 allmodconfig
        make C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__'

If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <lkp@intel.com>


sparse warnings: (new ones prefixed by >>)

>> kunit/kunit-stream.c:14:12: sparse: sparse: symbol 'kunit_stream_get_level' was not declared. Should it be static?

Please review and possibly fold the followup patch.

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

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

[kbuild test robot]

Fixes: 7ab313d288d1 ("kbuild: enable building KUnit")
Signed-off-by: kbuild test robot <lkp@intel.com>
---
 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;