From: Xin Long <lucien.xin@xxxxxxxxx>
Date: Mon, 25 Jun 2018 10:14:35 +0800
> struct sctp_paddrparams {
> @@ -773,6 +775,8 @@ struct sctp_paddrparams {
> __u32 spp_pathmtu;
> __u32 spp_sackdelay;
> __u32 spp_flags;
> + __u32 spp_ipv6_flowlabel;
> + __u8 spp_dscp;
> } __attribute__((packed, aligned(4)));
I don't think you can change the size of this structure like this.
This check in sctp_setsockopt_peer_addr_params():
if (optlen != sizeof(struct sctp_paddrparams))
return -EINVAL;
is going to trigger in old kernels when executing programs
built against the new struct definition.
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