Re: [PATCH] selftests/bpf: Fix compile warning in bpf selftest

From: Alexei Starovoitov
Date: Thu May 09 2019 - 16:53:23 EST


On Tue, May 7, 2019 at 4:12 PM Alakesh Haloi <alakesh.haloi@xxxxxxxxx> wrote:
>
> This fixes the following compile time warning
>
> flow_dissector_load.c: In function âdetach_programâ:
> flow_dissector_load.c:55:19: warning: format not a string literal and no format arguments [-Wformat-security]
> error(1, errno, command);
> ^~~~~~~
> Signed-off-by: Alakesh Haloi <alakesh.haloi@xxxxxxxxx>
> ---
> tools/testing/selftests/bpf/flow_dissector_load.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/tools/testing/selftests/bpf/flow_dissector_load.c b/tools/testing/selftests/bpf/flow_dissector_load.c
> index 77cafa66d048..7136ab9ffa73 100644
> --- a/tools/testing/selftests/bpf/flow_dissector_load.c
> +++ b/tools/testing/selftests/bpf/flow_dissector_load.c
> @@ -52,7 +52,7 @@ static void detach_program(void)
> sprintf(command, "rm -r %s", cfg_pin_path);
> ret = system(command);
> if (ret)
> - error(1, errno, command);
> + error(1, errno, "%s", command);
> }

it was fixed month ago.