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upstream: Fix UpdateHostkeys/HashKnownHosts/CheckHostIP bug

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When all of UpdateHostkeys, HashKnownHosts and ChechHostIP
were enabled and new host keys were learned, known_hosts IP
entries were not being recorded for new host keys.

reported by matthieu@ ok markus@

OpenBSD-Commit-ID: a654a8290bd1c930aac509e8158cf85e42e49cb7
This commit is contained in:
djm@openbsd.org 2020-10-07 02:25:43 +00:00 committed by Damien Miller
parent b70e337112
commit 04c06d0447
1 changed files with 4 additions and 1 deletions
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5
hostfile.c
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@ -1,4 +1,4 @@
/* $OpenBSD: hostfile.c,v 1.83 2020/10/04 09:45:01 djm Exp $ */
/* $OpenBSD: hostfile.c,v 1.84 2020/10/07 02:25:43 djm Exp $ */
/*
* Author: Tatu Ylonen <ylo@cs.hut.fi>
* Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
@ -451,6 +451,9 @@ write_host_entry(FILE *f, const char *host, const char *ip,
else
error("%s: sshkey_write failed: %s", __func__, ssh_err(r));
fputc('\n', f);
/* If hashing is enabled, the IP address needs to go on its own line */
if (success && store_hash && ip != NULL)
success = write_host_entry(f, ip, NULL, key, 1);
return success;
}