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authortuexen <tuexen@FreeBSD.org>2010-09-15 21:53:10 +0000
committertuexen <tuexen@FreeBSD.org>2010-09-15 21:53:10 +0000
commit989dcde2a6d367ac9159492566c30f0d0f398152 (patch)
tree03577cfa112dd480b80c9a00562f25b51e005bbe /sys/netinet/sctp_indata.c
parentefe139f42862547189aa3fe5ef32e858c1ecf200 (diff)
downloadFreeBSD-src-989dcde2a6d367ac9159492566c30f0d0f398152.zip
FreeBSD-src-989dcde2a6d367ac9159492566c30f0d0f398152.tar.gz
Use TAILQ_EMPTY() for testing if a tail queue is empty.
Set whoFrom to NULL after freeing whoFrom.
Diffstat (limited to 'sys/netinet/sctp_indata.c')
-rw-r--r--sys/netinet/sctp_indata.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/sys/netinet/sctp_indata.c b/sys/netinet/sctp_indata.c
index 12fba8b..6095fe5 100644
--- a/sys/netinet/sctp_indata.c
+++ b/sys/netinet/sctp_indata.c
@@ -708,9 +708,10 @@ protocol_error:
control->data = NULL;
asoc->size_on_all_streams -= control->length;
sctp_ucount_decr(asoc->cnt_on_all_streams);
- if (control->whoFrom)
+ if (control->whoFrom) {
sctp_free_remote_addr(control->whoFrom);
- control->whoFrom = NULL;
+ control->whoFrom = NULL;
+ }
sctp_free_a_readq(stcb, control);
return;
} else {
@@ -4845,7 +4846,7 @@ sctp_handle_sack(struct mbuf *m, int offset_seg, int offset_dup,
if (asoc->pr_sctp_cnt != 0)
asoc->pr_sctp_cnt--;
}
- if ((TAILQ_FIRST(&asoc->sent_queue) == NULL) &&
+ if (TAILQ_EMPTY(&asoc->sent_queue) &&
(asoc->total_flight > 0)) {
#ifdef INVARIANTS
panic("Warning flight size is postive and should be 0");
@@ -5818,7 +5819,7 @@ sctp_handle_forward_tsn(struct sctp_tcb *stcb,
*/
sctp_slide_mapping_arrays(stcb);
- if (TAILQ_FIRST(&asoc->reasmqueue)) {
+ if (!TAILQ_EMPTY(&asoc->reasmqueue)) {
/* now lets kick out and check for more fragmented delivery */
/* sa_ignore NO_NULL_CHK */
sctp_deliver_reasm_check(stcb, &stcb->asoc);
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