drop unused variables in lua backend (#653)

diff --git a/modules/luabackend/private.cc b/modules/luabackend/private.cc
index 1858d0fdb74bde0d9d2cdc0054be0a3cff7110f8..6b110bcd64fda26c757493dabd37e3d5e43bd68c 100644 (file)
--- a/modules/luabackend/private.cc
+++ b/modules/luabackend/private.cc
@@ -60,12 +60,10 @@ bool LUABackend::domaininfo_from_table(DomainInfo *di) {
 
     if(!lua_isnil(lua, -1)) {
        lua_pushnil(lua);  
-       const char *key, *value;
+       const char *value;
        while (lua_next(lua, -2)) {
            value = lua_tostring(lua, -1);
            lua_pop(lua,1);
-           key = lua_tostring(lua, -1); 
-
            di->masters.push_back(value);
        }    
     }
@@ -80,7 +78,6 @@ bool LUABackend::domaininfo_from_table(DomainInfo *di) {
 void LUABackend::domains_from_table(vector<DomainInfo>* domains, const char *f_name) {
     lua_pushnil(lua);  
 
-    int k;
     size_t returnedwhat;
     
     while (lua_next(lua, -2)) {
@@ -93,7 +90,6 @@ void LUABackend::domains_from_table(vector<DomainInfo>* domains, const char *f_n
         }
 
         lua_pop(lua,1);
-        k = lua_tonumber(lua, -1);
     }
 }
 
@@ -126,4 +122,4 @@ void LUABackend::dnsrr_to_table(lua_State *lua, const DNSResourceRecord *rr) {
     lua_pushstring(lua, rr->content.c_str());
     lua_settable(lua, -3);
     
-}
\ No newline at end of file
+}