Re: [PATCHv2 net] sctp: get sctphdr by offset in sctp_compute_cksum

2019-03-19 Thread Neil Horman
On Mon, Mar 18, 2019 at 07:47:00PM +0800, Xin Long wrote: > sctp_hdr(skb) only works when skb->transport_header is set properly. > > But in Netfilter, skb->transport_header for ipv6 is not guaranteed > to be right value for sctphdr. It would cause to fail to check the > checksum for sctp packets.

Re: [PATCHv2 net] sctp: get sctphdr by offset in sctp_compute_cksum

2019-03-18 Thread David Miller
From: Xin Long Date: Mon, 18 Mar 2019 19:47:00 +0800 > sctp_hdr(skb) only works when skb->transport_header is set properly. > > But in Netfilter, skb->transport_header for ipv6 is not guaranteed > to be right value for sctphdr. It would cause to fail to check the > checksum for sctp packets. >