[tip: core/rcu] lib: test_bitmap: add tests to trigger ERANGE case.

[tip-bot2 for Paul Gortmaker]

The following commit has been merged into the core/rcu branch of tip:

Commit-ID:     6fef5905fbd691aeb91093056b27d5ee7b106097
Gitweb:        https://git.kernel.org/tip/6fef5905fbd691aeb91093056b27d5ee7b106097
Author:        Paul Gortmaker <paul.gortmaker@xxxxxxxxxxxxx>
AuthorDate:    Sun, 21 Feb 2021 03:08:21 -05:00
Committer:     Paul E. McKenney <paulmck@xxxxxxxxxx>
CommitterDate: Mon, 08 Mar 2021 14:16:58 -08:00

lib: test_bitmap: add tests to trigger ERANGE case.

Add tests that specify a valid range, but one that is outside the
width of the bitmap for which it is to be applied to.  These should
trigger an -ERANGE response from the code.

Cc: Yury Norov <yury.norov@xxxxxxxxx>
Cc: Rasmus Villemoes <linux@xxxxxxxxxxxxxxxxxx>
Cc: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
Acked-by: Yury Norov <yury.norov@xxxxxxxxx>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
Signed-off-by: Paul Gortmaker <paul.gortmaker@xxxxxxxxxxxxx>
Signed-off-by: Paul E. McKenney <paulmck@xxxxxxxxxx>
---
 lib/test_bitmap.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/lib/test_bitmap.c b/lib/test_bitmap.c
index 853a3a6..0f2e91d 100644
--- a/lib/test_bitmap.c
+++ b/lib/test_bitmap.c
@@ -337,6 +337,8 @@ static const struct test_bitmap_parselist parselist_tests[] __initconst = {
 	{-EINVAL, "-1",	NULL, 8, 0},
 	{-EINVAL, "-0",	NULL, 8, 0},
 	{-EINVAL, "10-1", NULL, 8, 0},
+	{-ERANGE, "8-8", NULL, 8, 0},
+	{-ERANGE, "0-31", NULL, 8, 0},
 	{-EINVAL, "0-31:", NULL, 32, 0},
 	{-EINVAL, "0-31:0", NULL, 32, 0},
 	{-EINVAL, "0-31:0/", NULL, 32, 0},