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| author | Andy Shevchenko <andriy.shevchenko@linux.intel.com> | 2021-01-22 15:56:52 +0200 |
|---|---|---|
| committer | Bartosz Golaszewski <bgolaszewski@baylibre.com> | 2021-02-15 11:43:31 +0100 |
| commit | 0ea09083116de44f1a938482fb704bbfcc7ae6f4 (patch) | |
| tree | 267906688f6bf371b1c4ea8472d8558d74c273b1 /lib/cmdline_kunit.c | |
| parent | f1f405c35ec217e4f68f9e25cd83d003f8a6d03e (diff) | |
| download | lwn-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.c | 11 |
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) |