Building selftests/clone3 with clang warns about enumeration not handled in switch case:

clone3.c:54:10: warning: enumeration value 'CLONE3_ARGS_NO_TEST' not handled in switch [-Wswitch] switch (test_mode) { ^

Add the missing switch case with a comment.

Fixes: 17a810699c18 ("selftests: add tests for clone3()") Signed-off-by: Anders Roxell anders.roxell@linaro.org --- tools/testing/selftests/clone3/clone3.c | 6 ++++++ 1 file changed, 6 insertions(+)

diff --git a/tools/testing/selftests/clone3/clone3.c b/tools/testing/selftests/clone3/clone3.c index ede5da0c67b4..3fd49f419466 100644 --- a/tools/testing/selftests/clone3/clone3.c +++ b/tools/testing/selftests/clone3/clone3.c @@ -52,6 +52,12 @@ static int call_clone3(uint64_t flags, size_t size, enum test_mode test_mode) size = sizeof(struct __clone_args);

switch (test_mode) { + case CLONE3_ARGS_NO_TEST: + /* + * Uses default 'flags' and 'SIGCHLD' + * assignment. + */ + break; case CLONE3_ARGS_ALL_0: args.flags = 0; args.exit_signal = 0;