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Diffstat (limited to 'slirp')
-rw-r--r--slirp/tcp_timer.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/slirp/tcp_timer.c b/slirp/tcp_timer.c
index 556e32eadd..6c5bb11cc3 100644
--- a/slirp/tcp_timer.c
+++ b/slirp/tcp_timer.c
@@ -74,13 +74,15 @@ tcp_slowtimo(Slirp *slirp)
* Search through tcb's and update active timers.
*/
ip = slirp->tcb.so_next;
- if (ip == 0)
- return;
+ if (ip == NULL) {
+ return;
+ }
for (; ip != &slirp->tcb; ip = ipnxt) {
ipnxt = ip->so_next;
tp = sototcpcb(ip);
- if (tp == 0)
- continue;
+ if (tp == NULL) {
+ continue;
+ }
for (i = 0; i < TCPT_NTIMERS; i++) {
if (tp->t_timer[i] && --tp->t_timer[i] == 0) {
tcp_timers(tp,i);