[DCCP]: Fix u64 printf format warnings.

Signed-off-by: David S. Miller <[email protected]>
diff --git a/net/dccp/minisocks.c b/net/dccp/minisocks.c
index 810f0c2..e498e38 100644
--- a/net/dccp/minisocks.c
+++ b/net/dccp/minisocks.c
@@ -142,7 +142,10 @@
 	/* Invalid ACK */
 	if (DCCP_SKB_CB(skb)->dccpd_ack_seq != dccp_rsk(req)->dreq_iss) {
 		dccp_pr_debug("Invalid ACK number: ack_seq=%llu, dreq_iss=%llu\n",
-			      DCCP_SKB_CB(skb)->dccpd_ack_seq, dccp_rsk(req)->dreq_iss);
+			      (unsigned long long)
+			      DCCP_SKB_CB(skb)->dccpd_ack_seq,
+			      (unsigned long long)
+			      dccp_rsk(req)->dreq_iss);
 		goto drop;
 	}