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upstream: match_user() shouldn't be called with user==NULL unless 

host and ipaddr are also NULL

OpenBSD-Commit-ID: fa3518346c21483e9e01a2e4b9436ae501daf8ea
This commit is contained in:
djm@openbsd.org 2023-04-06 03:19:32 +00:00 committed by Damien Miller
parent 3b9ceaad7a
commit 2519110659
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1 changed files with 4 additions and 1 deletions
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match.c
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@ -1,4 +1,4 @@
/* $OpenBSD: match.c,v 1.43 2020/11/03 22:53:12 djm Exp $ */
/* $OpenBSD: match.c,v 1.44 2023/04/06 03:19:32 djm Exp $ */
/*
* Author: Tatu Ylonen <ylo@cs.hut.fi>
* Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
@ -247,6 +247,9 @@ match_user(const char *user, const char *host, const char *ipaddr,
return 0;
}
if (user == NULL)
return 0; /* shouldn't happen */
if ((p = strchr(pattern, '@')) == NULL)
return match_pattern(user, pattern);