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(krb5_crypto_init): clear return pointer on failure

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git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@13752 ec53bebd-3082-4978-b11e-865c3cabbd6b
This commit is contained in:
Love Hörnquist Åstrand
2004-04-23 19:43:57 +00:00
parent f135b1bfe8
commit b5a7b42a3a
1 changed files with 3 additions and 0 deletions
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3
lib/krb5/crypto.c
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@@ -3677,18 +3677,21 @@ krb5_crypto_init(krb5_context context,
(*crypto)->et = _find_enctype(etype); (*crypto)->et = _find_enctype(etype);
if((*crypto)->et == NULL || ((*crypto)->et->flags & F_DISABLED)) { if((*crypto)->et == NULL || ((*crypto)->et->flags & F_DISABLED)) {
free(*crypto); free(*crypto);
*crypto = NULL;
krb5_set_error_string (context, "encryption type %d not supported", krb5_set_error_string (context, "encryption type %d not supported",
etype); etype);
return KRB5_PROG_ETYPE_NOSUPP; return KRB5_PROG_ETYPE_NOSUPP;
} }
if((*crypto)->et->keytype->size != key->keyvalue.length) { if((*crypto)->et->keytype->size != key->keyvalue.length) {
free(*crypto); free(*crypto);
*crypto = NULL;
krb5_set_error_string (context, "encryption key has bad length"); krb5_set_error_string (context, "encryption key has bad length");
return KRB5_BAD_KEYSIZE; return KRB5_BAD_KEYSIZE;
} }
ret = krb5_copy_keyblock(context, key, &(*crypto)->key.key); ret = krb5_copy_keyblock(context, key, &(*crypto)->key.key);
if(ret) { if(ret) {
free(*crypto); free(*crypto);
*crypto = NULL;
return ret; return ret;
} }
(*crypto)->key.schedule = NULL; (*crypto)->key.schedule = NULL;