net: mac802154: Create a hot tx path

Let's rename the current Tx path to show that this is the "hot" Tx
path. We will soon introduce a slower Tx path for MLME commands.
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Acked-by: Alexander Aring <aahringo@redhat.com>
Link: https://lore.kernel.org/r/20220519150516.443078-7-miquel.raynal@bootlin.comSigned-off-by: Stefan Schmidt <stefan@datenfreihafen.org>

net/mac802154/tx.c

@@ -106,6 +106,12 @@ ieee802154_tx(struct ieee802154_local *local, struct sk_buff *skb)
 	return NETDEV_TX_OK;
 }
 
+static netdev_tx_t
+ieee802154_hot_tx(struct ieee802154_local *local, struct sk_buff *skb)
+{
+	return ieee802154_tx(local, skb);
+}
+
 netdev_tx_t
 ieee802154_monitor_start_xmit(struct sk_buff *skb, struct net_device *dev)
 {
@@ -113,7 +119,7 @@ ieee802154_monitor_start_xmit(struct sk_buff *skb, struct net_device *dev)
 
 	skb->skb_iif = dev->ifindex;
 
-	return ieee802154_tx(sdata->local, skb);
+	return ieee802154_hot_tx(sdata->local, skb);
 }
 
 netdev_tx_t
@@ -135,5 +141,5 @@ ieee802154_subif_start_xmit(struct sk_buff *skb, struct net_device *dev)
 
 	skb->skb_iif = dev->ifindex;
 
-	return ieee802154_tx(sdata->local, skb);
+	return ieee802154_hot_tx(sdata->local, skb);
 }