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Fix boundary for test introduced in 3e3f1029c9ec6c63e430ff51063a6301d4b2262

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This fixes breakage of  DHCPv6 relay.
This commit is contained in:
yiwenchen
2018-02-14 22:26:54 +00:00
committed by Simon Kelley
parent 6f1cbfd000
commit 499d8dde2b
1 changed files with 2 additions and 2 deletions
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4
src/rfc3315.c
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@@ -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)
{