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make testdb() fail if database version string has length zero.

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This commit is contained in:
mikel 1997-01-11 06:18:11 +00:00
parent 5c9d30eb5f
commit 35b9d06596
1 changed files with 3 additions and 3 deletions
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6
usr.sbin/kvm_mkdb/testdb.c
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@ -1,4 +1,4 @@
/* $NetBSD: testdb.c,v 1.4 1996/10/12 00:51:46 cgd Exp $ */
/* $NetBSD: testdb.c,v 1.5 1997/01/11 06:18:11 mikel Exp $ */
/*-
* Copyright (c) 1992, 1993
@ -37,7 +37,7 @@
#if 0
static char sccsid[] = "from: @(#)testdb.c 8.1 (Berkeley) 6/6/93";
#else
static char *rcsid = "$NetBSD: testdb.c,v 1.4 1996/10/12 00:51:46 cgd Exp $";
static char *rcsid = "$NetBSD: testdb.c,v 1.5 1997/01/11 06:18:11 mikel Exp $";
#endif
#endif /* not lint */
@ -79,7 +79,7 @@ testdb()
rec.size = sizeof(VRS_KEY) - 1;
if ((db->get)(db, &rec, &rec, 0))
goto close;
if (rec.data == 0 || rec.size > sizeof(dbversion))
if (rec.data == 0 || rec.size == 0 || rec.size > sizeof(dbversion))
goto close;
bcopy(rec.data, dbversion, rec.size);
dbversionlen = rec.size;