The format specifier inside ksft printing function expects a long
unsigned int but the passed variable is of unsigned int type.

Fix the format specifier so it matches the passed variable.

Signed-off-by: Maciej Wieczor-Retman <maciej.wieczor-retman@intel.com>
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
---
Changelog v2:
- Added Reviewed-by tag (Ilpo)

 tools/testing/selftests/sigaltstack/sas.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/testing/selftests/sigaltstack/sas.c b/tools/testing/selftests/sigaltstack/sas.c
index 98d37cb744fb..07227fab1cc9 100644
--- a/tools/testing/selftests/sigaltstack/sas.c
+++ b/tools/testing/selftests/sigaltstack/sas.c
@@ -111,7 +111,7 @@ int main(void)
 
 	/* Make sure more than the required minimum. */
 	stack_size = getauxval(AT_MINSIGSTKSZ) + SIGSTKSZ;
-	ksft_print_msg("[NOTE]\tthe stack size is %lu\n", stack_size);
+	ksft_print_msg("[NOTE]\tthe stack size is %u\n", stack_size);
 
 	ksft_print_header();
 	ksft_set_plan(3);
-- 
2.42.0