util.openssl: Cleanup; remove some unused variables.

diff --git a/util/openssl.lua b/util/openssl.lua
index 8fdb9b4abf6c41d9c4550f38a4649f1d201db9ba..b3dc2943853b3eab1838c2189e8e408331eb21e2 100644 (file)
--- a/util/openssl.lua
+++ b/util/openssl.lua
@@ -72,15 +72,11 @@ local function ia5string(s)
        return s_format("IA5STRING:%s", s);
 end
 
-local util = {};
 _M.util = {
        utf8string = utf8string,
        ia5string = ia5string,
 };
 
-local function xmppAddr(t, host)
-end
-
 function ssl_config:add_dNSName(host)
        t_insert(self.subject_alternative_name.DNS, idna_to_ascii(host));
 end
@@ -95,12 +91,12 @@ function ssl_config:add_xmppAddr(host)
                s_format("%s;%s", oid_xmppaddr, utf8string(host)));
 end
 
-function ssl_config:from_prosody(hosts, config, certhosts, raw)
+function ssl_config:from_prosody(hosts, config, certhosts)
        -- TODO Decide if this should go elsewhere
        local found_matching_hosts = false;
        for i = 1,#certhosts do
                local certhost = certhosts[i];
-               for name, host in pairs(hosts) do
+               for name in pairs(hosts) do
                        if name == certhost or name:sub(-1-#certhost) == "."..certhost then
                                found_matching_hosts = true;
                                self:add_dNSName(name);
@@ -137,7 +133,7 @@ do -- Lua to shell calls.
                                end
                        end
                end
-               for k,v in ipairs(o) do
+               for _,v in ipairs(o) do
                        t_insert(r, ("'%s'"):format(shell_escape(tostring(v))));
                end
                return t_concat(r, " ");
@@ -145,7 +141,7 @@ do -- Lua to shell calls.
 
        local os_execute = os.execute;
        setmetatable(_M, {
-               __index=function(self,f)
+               __index=function(_,f)
                        return function(opts)
                                return 0 == os_execute(serialize(f, type(opts) == "table" and opts or {}));
                        end;