summaryrefslogtreecommitdiff
path: root/lib/cmdline_kunit.c
diff options
context:
space:
mode:
authorAndy Shevchenko <andriy.shevchenko@linux.intel.com>2021-01-22 15:56:52 +0200
committerBartosz Golaszewski <bgolaszewski@baylibre.com>2021-02-15 11:43:31 +0100
commit0ea09083116de44f1a938482fb704bbfcc7ae6f4 (patch)
tree267906688f6bf371b1c4ea8472d8558d74c273b1 /lib/cmdline_kunit.c
parentf1f405c35ec217e4f68f9e25cd83d003f8a6d03e (diff)
downloadlwn-0ea09083116de44f1a938482fb704bbfcc7ae6f4.tar.gz
lwn-0ea09083116de44f1a938482fb704bbfcc7ae6f4.zip
lib/cmdline: Allow get_options() to take 0 to validate the input
Allow get_options() to take 0 as a number of integers parameter to validate the input. Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Diffstat (limited to 'lib/cmdline_kunit.c')
-rw-r--r--lib/cmdline_kunit.c11
1 files changed, 10 insertions, 1 deletions
diff --git a/lib/cmdline_kunit.c b/lib/cmdline_kunit.c
index bf8b3ee9e897..018bfc8113c4 100644
--- a/lib/cmdline_kunit.c
+++ b/lib/cmdline_kunit.c
@@ -109,13 +109,22 @@ static void cmdline_do_one_range_test(struct kunit *test, const char *in,
{
unsigned int i;
int r[16];
+ int *p;
memset(r, 0, sizeof(r));
get_options(in, ARRAY_SIZE(r), r);
- KUNIT_EXPECT_EQ_MSG(test, r[0], e[0], "in test %u expected %d numbers, got %d",
+ KUNIT_EXPECT_EQ_MSG(test, r[0], e[0], "in test %u (parsed) expected %d numbers, got %d",
n, e[0], r[0]);
for (i = 1; i < ARRAY_SIZE(r); i++)
KUNIT_EXPECT_EQ_MSG(test, r[i], e[i], "in test %u at %u", n, i);
+
+ memset(r, 0, sizeof(r));
+ get_options(in, 0, r);
+ KUNIT_EXPECT_EQ_MSG(test, r[0], e[0], "in test %u (validated) expected %d numbers, got %d",
+ n, e[0], r[0]);
+
+ p = memchr_inv(&r[1], 0, sizeof(r) - sizeof(r[0]));
+ KUNIT_EXPECT_PTR_EQ_MSG(test, p, (int *)0, "in test %u at %u out of bound", n, p - r);
}
static void cmdline_test_range(struct kunit *test)