[PATCH] khugepaged: selftests: fix timeout condition in wait_for_scan()

[Dan Carpenter <dan.carpenter@xxxxxxxxxx>]

The loop exits with "timeout" set to -1 and not to 0 so the test needs
to be fixed.

Fixes: e7b592f6caca ("khugepaged: add self test")
Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
---
 tools/testing/selftests/vm/khugepaged.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/testing/selftests/vm/khugepaged.c b/tools/testing/selftests/vm/khugepaged.c
index 51b89cedd09d1..8b75821302a79 100644
--- a/tools/testing/selftests/vm/khugepaged.c
+++ b/tools/testing/selftests/vm/khugepaged.c
@@ -502,7 +502,7 @@ static bool wait_for_scan(const char *msg, char *p)
 
 	madvise(p, hpage_pmd_size, MADV_NOHUGEPAGE);
 
-	return !timeout;
+	return timeout == -1;
 }
 
 static void alloc_at_fault(void)
-- 
2.26.2