commands: return -1 on lxc_cmd_get_init_pid() err

A while back the whole lxc_cmd() infrastructure was changed to return
meaningful negative error codes. But lxc_cmd_get_init_pid() should always
return -1. Make it so!

Signed-off-by: Christian Brauner <christian.brauner@ubuntu.com>
Reported-by: Stéphane Graber <stgraber@ubuntu.com>

diff --git a/src/lxc/commands.c b/src/lxc/commands.c
index 30d6b6047aae2304a16464af2fe9037241585589..63a8949a629969a4e5dd49edc567c6573e93e56c 100644 (file)
--- a/src/lxc/commands.c
+++ b/src/lxc/commands.c
@@ -381,7 +381,7 @@ pid_t lxc_cmd_get_init_pid(const char *name, const char *lxcpath)
 
        ret = lxc_cmd(name, &cmd, &stopped, lxcpath, NULL);
        if (ret < 0)
-               return ret;
+               return -1;
 
        return PTR_TO_INT(cmd.rsp.data);
 }