ipv6_destopt_rcv() and ipv6_parse_hopopts() pulls these data
- Hop-by-Hop/Destination Options Header : 8
- Hdr Ext Len : skb_transport_header(skb)[1] << 3
and calls ip6_parse_tlv(), so it need not check if skb_headlen() is less
than skb_transport_offset(skb) + (skb_transport_header(skb)[1] << 3).
Signed-off-by: Kuniyuki Iwashima <kuniyu@amazon.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
max_count = -max_count;
}
- if (skb_transport_offset(skb) + len > skb_headlen(skb))
- goto bad;
-
off += 2;
len -= 2;