Mercurial > dropbear
diff common-session.c @ 1310:090033317ca1
Avoid busy loop while waiting for rekey response
| author | Matt Johnston <matt@ucc.asn.au> |
|---|---|
| date | Fri, 29 Apr 2016 23:04:10 +0800 |
| parents | 6a14b1f6dc04 |
| children | 2c9dac2d6707 |
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--- a/common-session.c Sun Jun 19 20:38:38 2016 +0800 +++ b/common-session.c Fri Apr 29 23:04:10 2016 +0800 @@ -550,10 +550,12 @@ static long select_timeout() { /* determine the minimum timeout that might be required, so as to avoid waking when unneccessary */ - long timeout = LONG_MAX; + long timeout = KEX_REKEY_TIMEOUT; 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) { /* AUTH_TIMEOUT is only relevant before authdone */