diff --git a/lib/test_printf.c b/lib/test_printf.c
index befedffeb476..5d94cbff2120 100644
--- a/lib/test_printf.c
+++ b/lib/test_printf.c
@@ -455,10 +455,8 @@ dentry(void)
 	test("foo", "%pd", &test_dentry[0]);
 	test("foo", "%pd2", &test_dentry[0]);
 
-	/* test the null/invalid pointer case for dentry */
 	test("(null)", "%pd", NULL);
 	test("(efault)", "%pd", PTR_INVALID);
-	/* test the null/invalid pointer case for file */
 	test("(null)", "%pD", NULL);
 	test("(efault)", "%pD", PTR_INVALID);