Fix boundary for test introduced in 3e3f1029c9ec6c63e430ff51063a6301d4b2262

This fixes breakage of DHCPv6 relay.

Fix boundary for test introduced in 3e3f1029c9ec6c63e430ff51063a6301d4b2262
This fixes breakage of DHCPv6 relay.
499d8dde · yiwenchen · Simon Kelley · 6f1cbfd0 · 499d8dde
Commit 499d8dde authored Feb 14, 2018 by yiwenchen Committed by Simon Kelley Feb 14, 2018
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src/rfc3315.c src/rfc3315.c +2 -2

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--- a/src/rfc3315.c
+++ b/src/rfc3315.c
@@ -216,9 +216,9 @@ static int dhcp6_maybe_relay(struct state *state, void *inbuff, size_t sz,
  
  for (opt = opts; opt; opt = opt6_next(opt, end))
    {
-      if (opt6_ptr(opt, 0) + opt6_len(opt) >= end) {
+      if (opt6_ptr(opt, 0) + opt6_len(opt) > end) 
        return 0;
-      }
+     
      int o = new_opt6(opt6_type(opt));
      if (opt6_type(opt) == OPTION6_RELAY_MSG)
 	{