agent: Remove unnecessary underscore(_) variables

We should remove underscore(_) prefixed variables when ? operator is
used.

Fixes: #1903

Signed-off-by: Manabu Sugimoto <Manabu.Sugimoto@sony.com>
This commit is contained in:
Manabu Sugimoto 2021-05-21 17:19:55 +09:00
parent 0c463babf3
commit 20a382c158
4 changed files with 11 additions and 11 deletions

View File

@ -545,7 +545,7 @@ fn do_init_child(cwfd: RawFd) -> Result<()> {
// notify parent to run prestart hooks
write_sync(cwfd, SYNC_SUCCESS, "")?;
// wait parent run prestart hooks
let _ = read_sync(crfd)?;
read_sync(crfd)?;
}
if mount_fd != -1 {
@ -1254,7 +1254,7 @@ async fn join_namespaces(
if p.init {
info!(logger, "notify child parent ready to run prestart hook!");
let _ = read_async(pipe_r).await?;
read_async(pipe_r).await?;
info!(logger, "get ready to run prestart hook!");

View File

@ -305,7 +305,7 @@ async fn start_sandbox(
let mut server = rpc::start(sandbox.clone(), config.server_addr.as_str());
server.start().await?;
let _ = rx.await?;
rx.await?;
server.shutdown().await?;
Ok(())

View File

@ -37,10 +37,10 @@ pub fn reseed_rng(data: &[u8]) -> Result<()> {
&len as *const libc::c_long,
)
};
let _ = Errno::result(ret).map(drop)?;
Errno::result(ret).map(drop)?;
let ret = unsafe { libc::ioctl(f.as_raw_fd(), RNDRESEEDRNG as IoctlRequestType, 0) };
let _ = Errno::result(ret).map(drop)?;
Errno::result(ret).map(drop)?;
Ok(())
}

View File

@ -103,7 +103,7 @@ impl AgentService {
) -> Result<()> {
let cid = req.container_id.clone();
let _ = verify_cid(&cid)?;
verify_cid(&cid)?;
let mut oci_spec = req.OCI.clone();
let use_sandbox_pidns = req.get_sandbox_pidns();
@ -926,7 +926,7 @@ impl protocols::agent_ttrpc::AgentService for AgentService {
}
for m in req.kernel_modules.iter() {
let _ = load_kernel_module(m)
load_kernel_module(m)
.map_err(|e| ttrpc_error(ttrpc::Code::INTERNAL, e.to_string()))?;
}
@ -1529,22 +1529,22 @@ fn setup_bundle(cid: &str, spec: &mut Spec) -> Result<PathBuf> {
fn cleanup_process(p: &mut Process) -> Result<()> {
if p.parent_stdin.is_some() {
p.close_stream(StreamType::ParentStdin);
let _ = unistd::close(p.parent_stdin.unwrap())?;
unistd::close(p.parent_stdin.unwrap())?;
}
if p.parent_stdout.is_some() {
p.close_stream(StreamType::ParentStdout);
let _ = unistd::close(p.parent_stdout.unwrap())?;
unistd::close(p.parent_stdout.unwrap())?;
}
if p.parent_stderr.is_some() {
p.close_stream(StreamType::ParentStderr);
let _ = unistd::close(p.parent_stderr.unwrap())?;
unistd::close(p.parent_stderr.unwrap())?;
}
if p.term_master.is_some() {
p.close_stream(StreamType::TermMaster);
let _ = unistd::close(p.term_master.unwrap())?;
unistd::close(p.term_master.unwrap())?;
}
p.notify_term_close();