From ebc548a1efe93cdd21e2258f4c74e78b603a2723 Mon Sep 17 00:00:00 2001 From: Christian Brauner Date: Tue, 23 Feb 2021 14:22:22 +0100 Subject: [PATCH] commands: send ENOSYS response Signed-off-by: Christian Brauner --- src/lxc/commands.c | 12 +++++++++++- 1 file changed, 11 insertions(+), 1 deletion(-) diff --git a/src/lxc/commands.c b/src/lxc/commands.c index f8d4b7ef3..6fcf376da 100644 --- a/src/lxc/commands.c +++ b/src/lxc/commands.c @@ -1616,6 +1616,16 @@ static int lxc_cmd_get_limiting_cgroup2_fd_callback(int fd, true); } +static int lxc_cmd_rsp_send_enosys(int fd, int id) +{ + struct lxc_cmd_rsp rsp = { + .ret = -ENOSYS, + }; + + __lxc_cmd_rsp_send(fd, &rsp); + return syserrno_set(-ENOSYS, "Invalid command id %d", id); +} + static int lxc_cmd_process(int fd, struct lxc_cmd_req *req, struct lxc_handler *handler, struct lxc_epoll_descr *descr) @@ -1651,7 +1661,7 @@ static int lxc_cmd_process(int fd, struct lxc_cmd_req *req, }; if (req->cmd >= LXC_CMD_MAX) - return log_trace_errno(-1, EINVAL, "Invalid command id %d", req->cmd); + return lxc_cmd_rsp_send_enosys(fd, req->cmd); return cb[req->cmd](fd, req, handler, descr); } -- 2.47.2