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Code Issues Releases Wiki Activity

Don't malloc zero-length uid buffer.

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Ted Lemon 2001-04-24 01:02:24 +00:00
parent 18529fb0c5
commit 86c60cbea0
1 changed files with 3 additions and 1 deletions
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4
server/mdb.c
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@ -43,7 +43,7 @@
#ifndef lint
static char copyright[] =
"$Id: mdb.c,v 1.61 2001/04/24 00:55:31 mellon Exp $ Copyright (c) 1996-2000 The Internet Software Consortium. All rights reserved.\n";
"$Id: mdb.c,v 1.62 2001/04/24 01:02:24 mellon Exp $ Copyright (c) 1996-2000 The Internet Software Consortium. All rights reserved.\n";
#endif /* not lint */
#include "dhcpd.h"
@ -1234,6 +1234,8 @@ int lease_copy (struct lease **lp,
if (lease -> uid == lease -> uid_buf) {
lt -> uid = lt -> uid_buf;
memcpy (lt -> uid_buf, lease -> uid_buf, sizeof lt -> uid_buf);
} else if (!lease -> uid_max) {
lt -> uid = (unsigned char *)0;
} else {
lt -> uid = dmalloc (lt -> uid_max, MDL);
if (!lt -> uid) {