staging: r8188eu: remove empty function __nat25_db_print

The definition of function __nat25_db_print is empty. Remove it.
Signed-off-by: Abdun Nihaal <abdun.nihaal@gmail.com>
Link: https://lore.kernel.org/r/98d201e029dba9acf707ed020b5a5604029ca710.1644422181.git.abdun.nihaal@gmail.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/r8188eu/core/rtw_br_ext.c

@@ -319,10 +319,6 @@ static void __nat25_db_network_insert(struct adapter *priv,
 	spin_unlock_bh(&priv->br_ext_lock);
 }
 
-static void __nat25_db_print(struct adapter *priv)
-{
-}
-
 /*
  *	NAT2.5 interface
  */
@@ -422,8 +418,6 @@ int nat25_db_handle(struct adapter *priv, struct sk_buff *skb, int method)
 			__nat25_generate_ipv4_network_addr(networkAddr, &tmp);
 			/* record source IP address and , source mac address into db */
 			__nat25_db_network_insert(priv, skb->data+ETH_ALEN, networkAddr);
-
-			__nat25_db_print(priv);
 			return 0;
 		default:
 			return -1;
@@ -454,7 +448,6 @@ int nat25_db_handle(struct adapter *priv, struct sk_buff *skb, int method)
 			sender = (unsigned int *)arp_ptr;
 			__nat25_generate_ipv4_network_addr(networkAddr, sender);
 			__nat25_db_network_insert(priv, skb->data+ETH_ALEN, networkAddr);
-			__nat25_db_print(priv);
 			return 0;
 		default:
 			return -1;
@@ -535,8 +528,6 @@ int nat25_db_handle(struct adapter *priv, struct sk_buff *skb, int method)
 
 				__nat25_db_network_insert(priv, skb->data+ETH_ALEN, networkAddr);
 
-				__nat25_db_print(priv);
-
 				if (!priv->ethBrExtInfo.addPPPoETag &&
 				    priv->pppoe_connection_in_progress &&
 				    !memcmp(skb->data+ETH_ALEN, priv->pppoe_addr, ETH_ALEN))
@@ -597,7 +588,6 @@ int nat25_db_handle(struct adapter *priv, struct sk_buff *skb, int method)
 			if (memcmp(&iph->saddr, "\x0\x0\x0\x0\x0\x0\x0\x0\x0\x0\x0\x0\x0\x0\x0\x0", 16)) {
 				__nat25_generate_ipv6_network_addr(networkAddr, (unsigned int *)&iph->saddr);
 				__nat25_db_network_insert(priv, skb->data+ETH_ALEN, networkAddr);
-				__nat25_db_print(priv);
 
 				if (iph->nexthdr == IPPROTO_ICMPV6 &&
 						skb->len > (ETH_HLEN +  sizeof(*iph) + 4)) {