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* Use !TAILQ_EMPTY() for checking if a tail queue is not empty.

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* Remove assignment without any effect.

MFC after: 2 weeks.
This commit is contained in:
Michael Tuexen 2010-09-15 20:53:20 +00:00
parent 15537f41b4
commit 107cad7449
1 changed files with 3 additions and 4 deletions
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7
sys/netinet/sctp_cc_functions.c
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@ -171,7 +171,7 @@ sctp_cwnd_update_after_sack(struct sctp_tcb *stcb,
* So, first of all do we need to have a Early FR
* timer running?
*/
if (((TAILQ_FIRST(&asoc->sent_queue)) &&
if ((!TAILQ_EMPTY(&asoc->sent_queue) &&
(net->ref_count > 1) &&
(net->flight_size < net->cwnd)) ||
(reneged_all)) {
@ -656,7 +656,6 @@ sctp_hs_cwnd_decrease(struct sctp_tcb *stcb, struct sctp_nets *net)
int old_cwnd = net->cwnd;
cur_val = net->cwnd >> 10;
indx = net->last_hs_used;
if (cur_val < sctp_cwnd_adjust[0].cwnd) {
/* normal mode */
net->ssthresh = net->cwnd / 2;
@ -793,7 +792,7 @@ sctp_hs_cwnd_update_after_sack(struct sctp_tcb *stcb,
* So, first of all do we need to have a Early FR
* timer running?
*/
if (((TAILQ_FIRST(&asoc->sent_queue)) &&
if ((!TAILQ_EMPTY(&asoc->sent_queue) &&
(net->ref_count > 1) &&
(net->flight_size < net->cwnd)) ||
(reneged_all)) {
@ -1279,7 +1278,7 @@ sctp_htcp_cwnd_update_after_sack(struct sctp_tcb *stcb,
* So, first of all do we need to have a Early FR
* timer running?
*/
if (((TAILQ_FIRST(&asoc->sent_queue)) &&
if ((!TAILQ_EMPTY(&asoc->sent_queue) &&
(net->ref_count > 1) &&
(net->flight_size < net->cwnd)) ||
(reneged_all)) {