Although the assoc is null, we can use af_specific of transport
to point to header size of IPv4 or IPv6.
Signed-off-by: Shan Wei <shanwei@xxxxxxxxxxxxxx>
---
net/sctp/output.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/net/sctp/output.c b/net/sctp/output.c
index a646681..48177d3 100644
--- a/net/sctp/output.c
+++ b/net/sctp/output.c
@@ -127,7 +127,7 @@ struct sctp_packet *sctp_packet_init(struct sctp_packet *packet,
struct sctp_sock *sp = sctp_sk(asoc->base.sk);
overhead = sp->pf->af->net_header_len;
} else {
- overhead = sizeof(struct ipv6hdr);
+ overhead = transport->af_specific->net_header_len;
}
overhead += sizeof(struct sctphdr);
packet->overhead = overhead;
--
1.7.0
--
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