net: replace %p6 with %pI6

Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/ipv6/ndisc.c b/net/ipv6/ndisc.c
index 191bb07..2a6752d 100644
--- a/net/ipv6/ndisc.c
+++ b/net/ipv6/ndisc.c
@@ -647,7 +647,7 @@
 
 	if ((probes -= neigh->parms->ucast_probes) < 0) {
 		if (!(neigh->nud_state & NUD_VALID)) {
-			ND_PRINTK1(KERN_DEBUG "%s(): trying to ucast probe in NUD_INVALID: %p6\n",
+			ND_PRINTK1(KERN_DEBUG "%s(): trying to ucast probe in NUD_INVALID: %pI6\n",
 				   __func__, target);
 		}
 		ndisc_send_ns(dev, neigh, target, target, saddr);