iwlwifi: move hw_rev to transport layer

The HW revision is now read by the transport layer in its allocation.

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
diff --git a/drivers/net/wireless/iwlwifi/iwl-trans.h b/drivers/net/wireless/iwlwifi/iwl-trans.h
index 0359d71..a305e96 100644
--- a/drivers/net/wireless/iwlwifi/iwl-trans.h
+++ b/drivers/net/wireless/iwlwifi/iwl-trans.h
@@ -253,6 +253,7 @@
 
 	struct device *dev;
 	unsigned int irq;
+	u32 hw_rev;
 	u32 hw_id;
 	char hw_id_str[52];