net: ipv6: delete duplicated words

Drop repeated words in net/ipv6/.
Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

net/ipv6/ip6_output.c

@@ -1492,7 +1492,7 @@ static int __ip6_append_data(struct sock *sk,
 	 * Otherwise, we need to reserve fragment header and
 	 * fragment alignment (= 8-15 octects, in total).
 	 *
-	 * Note that we may need to "move" the data from the tail of
+	 * Note that we may need to "move" the data from the tail
 	 * of the buffer to the new fragment when we split
 	 * the message.
 	 *

net/ipv6/tcp_ipv6.c

@@ -458,7 +458,7 @@ static int tcp_v6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
 	case TCP_SYN_SENT:
 	case TCP_SYN_RECV:
 		/* Only in fast or simultaneous open. If a fast open socket is
-		 * is already accepted it is treated as a connected one below.
+		 * already accepted it is treated as a connected one below.
 		 */
 		if (fastopen && !fastopen->sk)
 			break;