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Avoid busy loop while waiting for rekey response

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This commit is contained in:
Matt Johnston 2016-04-29 23:04:10 +08:00
parent a453b06168
commit 8174300429
1 changed files with 4 additions and 2 deletions
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6
common-session.c
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@ -550,10 +550,12 @@ static void update_timeout(long limit, long now, long last_event, long * timeout
static long select_timeout() { static long select_timeout() {
/* determine the minimum timeout that might be required, so /* determine the minimum timeout that might be required, so
as to avoid waking when unneccessary */ as to avoid waking when unneccessary */
long timeout = LONG_MAX; long timeout = KEX_REKEY_TIMEOUT;
long now = monotonic_now(); long now = monotonic_now();
update_timeout(KEX_REKEY_TIMEOUT, now, ses.kexstate.lastkextime, &timeout); if (!ses.kexstate.sentkexinit) {
update_timeout(KEX_REKEY_TIMEOUT, now, ses.kexstate.lastkextime, &timeout);
}
if (ses.authstate.authdone != 1 && IS_DROPBEAR_SERVER) { if (ses.authstate.authdone != 1 && IS_DROPBEAR_SERVER) {
/* AUTH_TIMEOUT is only relevant before authdone */ /* AUTH_TIMEOUT is only relevant before authdone */