[DCCP]: Convert ccid3hcrx_tstamp_last_ack to ktime_t

Signed-off-by: Arnaldo Carvalho de Melo <acme@ghostprotocols.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/dccp/ccids/ccid3.h b/net/dccp/ccids/ccid3.h
index dcb6b67..a69cf88 100644
--- a/net/dccp/ccids/ccid3.h
+++ b/net/dccp/ccids/ccid3.h
@@ -153,7 +153,7 @@
 	enum ccid3_hc_rx_states		ccid3hcrx_state:8;
 	u32				ccid3hcrx_bytes_recv;
 	struct timeval			ccid3hcrx_tstamp_last_feedback;
-	struct timeval			ccid3hcrx_tstamp_last_ack;
+	ktime_t				ccid3hcrx_tstamp_last_ack;
 	struct list_head		ccid3hcrx_hist;
 	struct list_head		ccid3hcrx_li_hist;
 	u16				ccid3hcrx_s;