| lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
|
Open Source and information security mailing list archives
| ||
|
Message-ID: <20241029205524.1306364-3-almasrymina@google.com> Date: Tue, 29 Oct 2024 20:55:22 +0000 From: Mina Almasry <almasrymina@...gle.com> To: netdev@...r.kernel.org, linux-kernel@...r.kernel.org, linux-kselftest@...r.kernel.org Cc: Mina Almasry <almasrymina@...gle.com>, "David S. Miller" <davem@...emloft.net>, Eric Dumazet <edumazet@...gle.com>, Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>, Simon Horman <horms@...nel.org>, Jesper Dangaard Brouer <hawk@...nel.org>, Ilias Apalodimas <ilias.apalodimas@...aro.org>, Shuah Khan <shuah@...nel.org> Subject: [PATCH net-next v1 7/7] ncdevmem: add test for too many token_count Add test for fixed issue: user passing a token with a very large token_count. Expect an error in this case. Signed-off-by: Mina Almasry <almasrymina@...gle.com> --- tools/testing/selftests/net/ncdevmem.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/tools/testing/selftests/net/ncdevmem.c b/tools/testing/selftests/net/ncdevmem.c index 64d6805381c5..3fd2aee461f3 100644 --- a/tools/testing/selftests/net/ncdevmem.c +++ b/tools/testing/selftests/net/ncdevmem.c @@ -391,6 +391,17 @@ int do_server(void) continue; } + token.token_start = dmabuf_cmsg->frag_token; + token.token_count = 8192; + + ret = setsockopt(client_fd, SOL_SOCKET, + SO_DEVMEM_DONTNEED, &token, + sizeof(token)); + if (ret >= 0) + error(1, 0, + "DONTNEED of too many frags should have failed. ret=%ld\n", + ret); + token.token_start = dmabuf_cmsg->frag_token; token.token_count = 1; -- 2.47.0.163.g1226f6d8fa-goog
Powered by blists - more mailing lists