Fix check_ffi_value for FFI_PTR

PlutoLang · Oct 25, 2024 · b8859b0 · b8859b0
1 parent a7b48a6
commit b8859b0
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/src/lffi.cpp b/src/lffi.cpp
@@ -148,8 +148,8 @@ static uintptr_t check_ffi_value (lua_State *L, int i, FfiType type) {
     case FFI_F64:
       return static_cast<uintptr_t>(static_cast<double>(luaL_checknumber(L, i)));
     case FFI_PTR:
-      if (lua_type(L, 1) != LUA_TUSERDATA)
-        luaL_checktype(L, 1, LUA_TLIGHTUSERDATA);
+      if (lua_type(L, i) != LUA_TUSERDATA)
+        luaL_checktype(L, i, LUA_TLIGHTUSERDATA);
       return reinterpret_cast<uintptr_t>(lua_touserdata(L, i));
     case FFI_STR:
       return reinterpret_cast<uintptr_t>(luaL_checkstring(L, i));