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(krb5_free_keyblock_contents): don't zero keyvalue if it's NULL.

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noticed by Ake Sandgren <ake@cs.umu.se>


git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@5994 ec53bebd-3082-4978-b11e-865c3cabbd6b
This commit is contained in:
Assar Westerlund
1999-04-19 12:36:56 +00:00
parent f75a7bc1ef
commit 051449a301
1 changed files with 4 additions and 3 deletions
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7
lib/krb5/keyblock.c
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@@ -1,5 +1,5 @@
/* /*
* Copyright (c) 1997 Kungliga Tekniska H<>gskolan * Copyright (c) 1997 - 1999 Kungliga Tekniska H<>gskolan
* (Royal Institute of Technology, Stockholm, Sweden). * (Royal Institute of Technology, Stockholm, Sweden).
* All rights reserved. * All rights reserved.
* *
@@ -42,8 +42,9 @@ void
krb5_free_keyblock_contents(krb5_context context, krb5_free_keyblock_contents(krb5_context context,
krb5_keyblock *keyblock) krb5_keyblock *keyblock)
{ {
if(keyblock){ if(keyblock) {
memset(keyblock->keyvalue.data, 0, keyblock->keyvalue.length); if (keyblock->keyvalue.data != NULL)
memset(keyblock->keyvalue.data, 0, keyblock->keyvalue.length);
krb5_data_free (&keyblock->keyvalue); krb5_data_free (&keyblock->keyvalue);
} }
} }