sctp: reduce memory footprint of sctp_chunk structure

sctp_chunks should be put on a diet.  This is some of the low hanging
fruit that we can strip out.  Changes all the __s8/__u8 flags to
bitfields.  Saves 12 bytes per chunk.

Signed-off-by: Neil Horman <nhorman@tuxdriver.com>
Signed-off-by: Vlad Yasevich <vladislav.yasevich@hp.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/net/sctp/output.c b/net/sctp/output.c
index 225c7123c41f..c3f417f7ec6e 100644
--- a/net/sctp/output.c
+++ b/net/sctp/output.c
@@ -699,7 +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;