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| author |   Jason A. Donenfeld <Jason@zx2c4.com> | 2022-10-16 22:42:25 -0600 |
|---|---|---|
| committer | Jason A. Donenfeld <Jason@zx2c4.com> | 2022-11-17 17:36:47 +0100 |
| commit | 6ce625939e58174df5a006ba8aa9d4c0013dfcf8 (patch) | |
| tree | ec7c0756dd7d4fc55d6238e640c28054568e5cb5 /kernel/kcsan | |
| parent | Linux 6.1-rc5 (diff) | |
| download | wireguard-linux-6ce625939e58174df5a006ba8aa9d4c0013dfcf8.tar.xz wireguard-linux-6ce625939e58174df5a006ba8aa9d4c0013dfcf8.zip | |
kcsan: remove rng selftest
The first test of the kcsan selftest appears to test if get_random_u32()
returns two zeros in a row, and requires that it doesn't. This seems
like a bogus criteron. Remove it.
Acked-by: Marco Elver <elver@google.com>
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
Diffstat (limited to 'kernel/kcsan')
| -rw-r--r-- | kernel/kcsan/selftest.c | 8 |
1 files changed, 0 insertions, 8 deletions
diff --git a/kernel/kcsan/selftest.c b/kernel/kcsan/selftest.c index 00cdf8fa5693..1740ce389e7f 100644 --- a/kernel/kcsan/selftest.c +++ b/kernel/kcsan/selftest.c @@ -22,13 +22,6 @@ #define ITERS_PER_TEST 2000 -/* Test requirements. */ -static bool __init test_requires(void) -{ - /* random should be initialized for the below tests */ - return get_random_u32() + get_random_u32() != 0; -} - /* * Test watchpoint encode and decode: check that encoding some access's info, * and then subsequent decode preserves the access's info. @@ -259,7 +252,6 @@ static int __init kcsan_selftest(void) pr_err("selftest: " #do_test " failed"); \ } while (0) - RUN_TEST(test_requires); RUN_TEST(test_encode_decode); RUN_TEST(test_matching_access); RUN_TEST(test_barrier); |