diff mbox series

[bpf-next,2/4] selftests: bpf: fix -Wformat-security warning for flow_dissector_load.c

Message ID 20190402170835.30732-3-sdf@google.com
State Accepted
Delegated to: BPF Maintainers
Headers show
Series selftests: bpf: support building selftests with clang and fix warnings | expand

Commit Message

Stanislav Fomichev April 2, 2019, 5:08 p.m. UTC 
flow_dissector_load.c:55:19: warning: format string is not a string literal (potentially insecure)
      [-Wformat-security]
                error(1, errno, command);
                                ^~~~~~~
flow_dissector_load.c:55:19: note: treat the string as an argument to avoid this
                error(1, errno, command);
                                ^
                                "%s",
1 warning generated.

Signed-off-by: Stanislav Fomichev <sdf@google.com>
---
 tools/testing/selftests/bpf/flow_dissector_load.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

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);
 }
 
 static void parse_opts(int argc, char **argv)