net: ks8851: use %*ph to print small buffer

Use %*ph format to print small buffer as hex string. It will change
the output format from 32-bit words to byte hexdump, but this is not
critical as it's only a debug message.

Signed-off-by: Andy Shevchenko <[e-mail]>
Reviewed-by: Simon Horman <[e-mail]>
Message-ID: <[e-mail]>
Signed-off-by: Andrew Lunn <[e-mail]>

drivers/net/ethernet/micrel/ks8851_common.c

···
 }
 
 /**
- * ks8851_dbg_dumpkkt - dump initial packet contents to debug
- * @ks: The device state
- * @rxpkt: The data for the received packet
- *
- * Dump the initial data from the packet to dev_dbg().
- */
-static void ks8851_dbg_dumpkkt(struct ks8851_net *ks, u8 *rxpkt)
-{
-	netdev_dbg(ks->netdev,
-		   "pkt %02x%02x%02x%02x %02x%02x%02x%02x %02x%02x%02x%02x\n",
-		   rxpkt[4], rxpkt[5], rxpkt[6], rxpkt[7],
-		   rxpkt[8], rxpkt[9], rxpkt[10], rxpkt[11],
-		   rxpkt[12], rxpkt[13], rxpkt[14], rxpkt[15]);
-}
-
-/**
  * ks8851_rx_pkts - receive packets from the host
  * @ks: The device information.
  * @rxq: Queue of packets received in this function.
···
 
 				ks->rdfifo(ks, rxpkt, rxalign + 8);
 
-				if (netif_msg_pktdata(ks))
-					ks8851_dbg_dumpkkt(ks, rxpkt);
+				netif_dbg(ks, pktdata, ks->netdev,
+					  "pkt %12ph\n", &rxpkt[4]);
 
 				skb->protocol = eth_type_trans(skb, ks->netdev);
 				__skb_queue_tail(rxq, skb);