Re: [PATCH net 4/4] selftests/tcp_ao: Printing fixes to confirm with format-security

From: Dmitry Safonov
Date: Fri Apr 12 2024 - 21:51:08 EST


On Sat, 13 Apr 2024 at 02:43, Dmitry Safonov via B4 Relay
<devnull+0x7f454c46.gmail.com@xxxxxxxxxx> wrote:
>
> From: Dmitry Safonov <0x7f454c46@xxxxxxxxx>
>
> On my new laptop with packages from nixos-unstable, gcc 12.3.0 produces
> > lib/setup.c: In function ‘__test_msg’:
> > lib/setup.c:20:9: error: format not a string literal and no format arguments [-Werror=format-security]
> > 20 | ksft_print_msg(buf);
> > | ^~~~~~~~~~~~~~
> > lib/setup.c: In function ‘__test_ok’:
> > lib/setup.c:26:9: error: format not a string literal and no format arguments [-Werror=format-security]
> > 26 | ksft_test_result_pass(buf);
> > | ^~~~~~~~~~~~~~~~~~~~~
> > lib/setup.c: In function ‘__test_fail’:
> > lib/setup.c:32:9: error: format not a string literal and no format arguments [-Werror=format-security]
> > 32 | ksft_test_result_fail(buf);
> > | ^~~~~~~~~~~~~~~~~~~~~
> > lib/setup.c: In function ‘__test_xfail’:
> > lib/setup.c:38:9: error: format not a string literal and no format arguments [-Werror=format-security]
> > 38 | ksft_test_result_xfail(buf);
> > | ^~~~~~~~~~~~~~~~~~~~~~
> > lib/setup.c: In function ‘__test_error’:
> > lib/setup.c:44:9: error: format not a string literal and no format arguments [-Werror=format-security]
> > 44 | ksft_test_result_error(buf);
> > | ^~~~~~~~~~~~~~~~~~~~~~
> > lib/setup.c: In function ‘__test_skip’:
> > lib/setup.c:50:9: error: format not a string literal and no format arguments [-Werror=format-security]
> > 50 | ksft_test_result_skip(buf);
> > | ^~~~~~~~~~~~~~~~~~~~~
> > cc1: some warnings being treated as errors
>
> As the buffer was already pre-printed into, print it as a string
> rather than a format-string.
>
> Fixes: cfbab37b3da0 ("selftests/net: Add TCP-AO library")
> Signed-off-by: Dmitry Safonov <0x7f454c46@xxxxxxxxx>

And this one as well,

Reported-by: Muhammad Usama Anjum <usama.anjum@xxxxxxxxxxxxx>
Link: https://lore.kernel.org/all/0c6d4f0d-2064-4444-986b-1d1ed782135f@xxxxxxxxxxxxx/

--
Dmitry