From: Anders Roxell anders.roxell@linaro.org
stable inclusion from stable-v5.10.94 commit f568fd97d7515f1f3c3efeb604927a3526bff7ba bugzilla: https://gitee.com/openeuler/kernel/issues/I531X9
Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=...
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[ Upstream commit a531b0c23c0fc68ad758cc31a74cf612a4dafeb0 ]
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 Acked-by: Christian Brauner christian.brauner@ubuntu.com Signed-off-by: Shuah Khan skhan@linuxfoundation.org Signed-off-by: Sasha Levin sashal@kernel.org Signed-off-by: Zheng Zengkai zhengzengkai@huawei.com Acked-by: Xie XiuQi xiexiuqi@huawei.com --- 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 42be3b925830..076cf4325f78 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;