iwlagn: fix the check of IWLAGN_FIRST_AMPDU_QUEUE

BUILD_BUG_ON(ARRAY_SIZE(iwlagn_ipan_queue_to_tx_fifo) !=
						IWLAGN_FIRST_AMPDU_QUEUE);

This check can be buggy. IWLAGN_FIRST_AMPDU_QUEUE has to be greater than the
ARRAY_SIZE of iwlagn_ipan_queue_to_tx_fifo.

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

drivers/net/wireless/iwlwifi/iwl-trans.c

@@ -875,9 +875,9 @@ static void iwl_trans_pcie_tx_start(struct iwl_priv *priv)
 	/* reset to 0 to enable all the queue first */
 	priv->txq_ctx_active_msk = 0;
 
-	BUILD_BUG_ON(ARRAY_SIZE(iwlagn_default_queue_to_tx_fifo) !=
+	BUILD_BUG_ON(ARRAY_SIZE(iwlagn_default_queue_to_tx_fifo) <
 						IWLAGN_FIRST_AMPDU_QUEUE);
-	BUILD_BUG_ON(ARRAY_SIZE(iwlagn_ipan_queue_to_tx_fifo) !=
+	BUILD_BUG_ON(ARRAY_SIZE(iwlagn_ipan_queue_to_tx_fifo) <
 						IWLAGN_FIRST_AMPDU_QUEUE);
 
 	for (i = 0; i < IWLAGN_FIRST_AMPDU_QUEUE; i++) {