From 57284d07ca8bf02e4e8afacc5f9fd78f22c281de Mon Sep 17 00:00:00 2001
From: cinap_lenrek <cinap_lenrek@felloff.net>
Date: Mon, 4 Mar 2019 12:07:40 +0100
Subject: devip: ignore reserved fragment offset bits

---
 sys/src/9/ip/ipv6.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sys/src/9/ip/ipv6.c b/sys/src/9/ip/ipv6.c
index 406558999..090d33460 100644
--- a/sys/src/9/ip/ipv6.c
+++ b/sys/src/9/ip/ipv6.c
@@ -481,7 +481,7 @@ ip6reassemble(IP* ip, int uflen, Block* bp)
 	 *  and get rid of any fragments that might go
 	 *  with it.
 	 */
-	if(offset == 0) {		/* 1st frag is also last */
+	if((offset & ~6) == 0) {	/* 1st frag is also last */
 		if(f != nil) {
 			ip->stats[ReasmFails]++;
 			ipfragfree6(ip, f);
-- 
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