module: zfs: fix unused, remove argsused

Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Ahelenia Ziemiańska <nabijaczleweli@nabijaczleweli.xyz>
Closes #12844

module/zfs/zcp.c

@@ -769,10 +769,10 @@ zcp_lua_alloc(void *ud, void *ptr, size_t osize, size_t nsize)
 	}
 }
 
-/* ARGSUSED */
 static void
 zcp_lua_counthook(lua_State *state, lua_Debug *ar)
 {
+	(void) ar;
 	lua_getfield(state, LUA_REGISTRYINDEX, ZCP_RUN_INFO_KEY);
 	zcp_run_info_t *ri = lua_touserdata(state, -1);
 
@@ -974,10 +974,10 @@ zcp_pool_error(zcp_run_info_t *ri, const char *poolname)
  * The txg_wait_synced_sig will continue to wait for the txg to complete
  * after calling this callback.
  */
-/* ARGSUSED */
 static void
 zcp_eval_sig(void *arg, dmu_tx_t *tx)
 {
+	(void) tx;
 	zcp_run_info_t *ri = arg;
 
 	ri->zri_canceled = B_TRUE;