wl12xx: leave IV calculation to HW for CCMP

Use an appropriate mac80211 flags in CCMP keys to indicate we are
calculating the CCMP IV in HW, but require room for the IV to be reserved
in the skb. The space is reserved by mac80211.

depends on "mac80211: support adding IV-room in the skb for CCMP keys".
Signed-off-by: Arik Nemtsov <arik@wizery.com>
Signed-off-by: Luciano Coelho <coelho@ti.com>

drivers/net/wireless/wl12xx/main.c

@@ -2986,7 +2986,7 @@ static int wl1271_op_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
 	case WLAN_CIPHER_SUITE_CCMP:
 		key_type = KEY_AES;
 
-		key_conf->flags |= IEEE80211_KEY_FLAG_GENERATE_IV;
+		key_conf->flags |= IEEE80211_KEY_FLAG_PUT_IV_SPACE;
 		tx_seq_32 = WL1271_TX_SECURITY_HI32(wlvif->tx_security_seq);
 		tx_seq_16 = WL1271_TX_SECURITY_LO16(wlvif->tx_security_seq);
 		break;