ipv6: fix RFC5722 comment

RFC5722 Section 4 was amended by Errata 3089

Our implementation did the right thing anyway...
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Cc: Nicolas Dichtel <nicolas.dichtel@6wind.com>
Acked-by: Nicolas Dichtel <nicolas.dichtel@6wind.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

net/ipv6/reassembly.c

@@ -336,12 +336,11 @@ static int ip6_frag_queue(struct frag_queue *fq, struct sk_buff *skb,
 	}
 
 found:
-	/* RFC5722, Section 4:
-	 *                                  When reassembling an IPv6 datagram, if
+	/* RFC5722, Section 4, amended by Errata ID : 3089
+	 *                          When reassembling an IPv6 datagram, if
 	 *   one or more its constituent fragments is determined to be an
 	 *   overlapping fragment, the entire datagram (and any constituent
-	 *   fragments, including those not yet received) MUST be silently
-	 *   discarded.
+	 *   fragments) MUST be silently discarded.
 	 */
 
 	/* Check for overlap with preceding fragment. */