From 8c9542220413ce5cdc761759839275715b87ab01 Mon Sep 17 00:00:00 2001
From: Ivan Delamer <delamer@inicotech.com>
Date: Fri, 2 Mar 2012 09:18:54 -0700
Subject: [PATCH] Early exit when checking if ip6 reassembled packet is valid.

---
 src/core/ipv6/ip6_frag.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/core/ipv6/ip6_frag.c b/src/core/ipv6/ip6_frag.c
index 1e6304ee..a43fd614 100644
--- a/src/core/ipv6/ip6_frag.c
+++ b/src/core/ipv6/ip6_frag.c
@@ -443,7 +443,7 @@ ip6_reass(struct pbuf *p)
   /* Final validity test: no gaps between current and last fragment. */
   iprh_prev = iprh;
   q = iprh->next_pbuf;
-  while (q != NULL) {
+  while ((q != NULL) && valid) {
     iprh = (struct ip6_reass_helper*)q->payload;
     if (iprh_prev->end != iprh->start) {
       valid = 0;