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try to free memory

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git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@2065 ec53bebd-3082-4978-b11e-865c3cabbd6b
This commit is contained in:
Assar Westerlund
1997-07-08 23:41:51 +00:00
parent 5464d10451
commit 4847270ab2
2 changed files with 63 additions and 30 deletions
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39
lib/krb5/rd_priv.c
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@@ -17,11 +17,15 @@ krb5_rd_priv(krb5_context context,
r = decode_KRB_PRIV (inbuf->data, inbuf->length, &priv, &len);
if (r)
return r;
if (priv.pvno != 5)
return KRB5KRB_AP_ERR_BADVERSION;
if (priv.msg_type != krb_safe)
return KRB5KRB_AP_ERR_MSG_TYPE;
goto failure;
if (priv.pvno != 5) {
r = KRB5KRB_AP_ERR_BADVERSION;
goto failure;
}
if (priv.msg_type != krb_safe) {
r = KRB5KRB_AP_ERR_MSG_TYPE;
goto failure;
}
r = krb5_decrypt (context,
priv.enc_part.cipher.data,
@@ -30,7 +34,7 @@ krb5_rd_priv(krb5_context context,
&auth_context->key,
&plain);
if (r)
return r;
goto failure;
r = decode_EncKrbPrivPart (plain.data, plain.length, &part, &len);
if (r)
@@ -43,8 +47,10 @@ krb5_rd_priv(krb5_context context,
gettimeofday (&tv, NULL);
if (part.timestamp == NULL ||
part.usec == NULL ||
*part.timestamp - tv.tv_sec > 600)
return KRB5KRB_AP_ERR_SKEW;
*part.timestamp - tv.tv_sec > 600) {
r = KRB5KRB_AP_ERR_SKEW;
goto failure_priv;
}
}
/* XXX - check replay cache */
@@ -52,13 +58,24 @@ krb5_rd_priv(krb5_context context,
/* check sequence number */
if (auth_context->flags & KRB5_AUTH_CONTEXT_DO_SEQUENCE) {
if (part.seq_number == NULL ||
*part.seq_number != ++auth_context->remote_seqnumber)
return KRB5KRB_AP_ERR_BADORDER;
*part.seq_number != ++auth_context->remote_seqnumber) {
r = KRB5KRB_AP_ERR_BADORDER;
goto failure_priv;
}
}
r = krb5_data_copy (outbuf, part.user_data.data, part.user_data.length);
if (r)
return r;
goto failure_priv;
free_EncKrbPrivPart (&part);
free_KRB_PRIV (&priv);
return 0;
failure_priv:
free_EncKrbPrivPart (&part);
failure:
free_KRB_PRIV (&priv);
return r;
}