[TCP]: Make snd_cwnd_clamp a u32.

Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/include/linux/tcp.h b/include/linux/tcp.h
index 415193e..18a468d 100644
--- a/include/linux/tcp.h
+++ b/include/linux/tcp.h
@@ -302,7 +302,7 @@
  	u32	snd_ssthresh;	/* Slow start size threshold		*/
  	u32	snd_cwnd;	/* Sending congestion window		*/
  	u16	snd_cwnd_cnt;	/* Linear increase counter		*/
-	u16	snd_cwnd_clamp; /* Do not allow snd_cwnd to grow above this */
+	u32	snd_cwnd_clamp; /* Do not allow snd_cwnd to grow above this */
 	u32	snd_cwnd_used;
 	u32	snd_cwnd_stamp;