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Diffstat (limited to 'tap.c')
-rw-r--r--tap.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/tap.c b/tap.c
index ee79be0..8d7859c 100644
--- a/tap.c
+++ b/tap.c
@@ -615,7 +615,7 @@ resume:
continue;
hlen = iph->ihl * 4UL;
- if (hlen < sizeof(*iph) || htons(iph->tot_len) != l3_len ||
+ if (hlen < sizeof(*iph) || htons(iph->tot_len) > l3_len ||
hlen > l3_len)
continue;
@@ -623,7 +623,7 @@ resume:
if (tap4_is_fragment(iph, now))
continue;
- l4_len = l3_len - hlen;
+ l4_len = htons(iph->tot_len) - hlen;
if (iph->saddr && c->ip4.addr_seen.s_addr != iph->saddr)
c->ip4.addr_seen.s_addr = iph->saddr;