sctp: reduce memory footprint of sctp_chunk structure

[net-next-2.6.git] / net / sctp / output.c

diff --git a/net/sctp/output.c b/net/sctp/output.c
index 0dc4a7dfb23443eacbe4accda160787443646906..c3f417f7ec6e8d305ae3e50ef7aa15fd33170080 100644 (file)
--- a/net/sctp/output.c
+++ b/net/sctp/output.c
@@ -533,7 +533,8 @@ int sctp_packet_transmit(struct sctp_packet *packet)
        if (!(dst->dev->features & NETIF_F_NO_CSUM)) {
                crc32 = sctp_start_cksum((__u8 *)sh, cksum_buf_len);
                crc32 = sctp_end_cksum(crc32);
-       }
+       } else
+               nskb->ip_summed = CHECKSUM_UNNECESSARY;
 
        /* 3) Put the resultant value into the checksum field in the
         *    common header, and leave the rest of the bits unchanged.
@@ -698,7 +699,7 @@ static sctp_xmit_t sctp_packet_append_data(struct sctp_packet *packet,
         *    When a Fast Retransmit is being performed the sender SHOULD
         *    ignore the value of cwnd and SHOULD NOT delay retransmission.
         */
-       if (chunk->fast_retransmit <= 0)
+       if (chunk->fast_retransmit != SCTP_NEED_FRTX)
                if (transport->flight_size >= transport->cwnd) {
                        retval = SCTP_XMIT_RWND_FULL;
                        goto finish;