sctp: fix checkpatch errors with space required or prohibited

fix checkpatch errors while the space is required or prohibited
to the "=,()++..."

Acked-by: Neil Horman <nhorman@tuxdriver.com>
Signed-off-by: Wang Weidong <wangweidong1@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --cc net/sctp/auth.c
Simple merge

diff --cc net/sctp/chunk.c
Simple merge

diff --cc net/sctp/input.c
Simple merge

diff --cc net/sctp/ipv6.c
Simple merge

diff --cc net/sctp/outqueue.c
Simple merge

diff --cc net/sctp/sm_make_chunk.c
Simple merge

diff --cc net/sctp/sm_sideeffect.c
Simple merge

diff --cc net/sctp/sm_statefuns.c
Simple merge

diff --cc net/sctp/socket.c
Simple merge

diff --cc net/sctp/ulpqueue.c
Simple merge