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[CIFS] oid should also be checked against class in cifs asn 

The oid coming back from asn1_header_decode is a primitive object so
class should be checked to be universal.

Acked-by: Love Hörnquist Åstrand <lha@kth.se>
Signed-off-by: Steve French <sfrench@us.ibm.com>
This commit is contained in:
Steve French 2008-07-29 21:20:14 +00:00
parent 6e86841d05
commit 44051fed57
1 changed files with 2 additions and 1 deletions
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3
fs/cifs/asn1.c
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@ -494,7 +494,8 @@ decode_negTokenInit(unsigned char *security_blob, int length,
/* remember to free obj->oid */ /* remember to free obj->oid */
rc = asn1_header_decode(&ctx, &end, &cls, &con, &tag); rc = asn1_header_decode(&ctx, &end, &cls, &con, &tag);
if (rc) { if (rc) {
if ((tag == ASN1_OJI) && (con == ASN1_PRI)) { if ((tag == ASN1_OJI) && (con == ASN1_PRI) &&
(cls == ASN1_UNI)) {
rc = asn1_oid_decode(&ctx, end, &oid, &oidlen); rc = asn1_oid_decode(&ctx, end, &oid, &oidlen);
if (rc) { if (rc) {
rc = compare_oid(oid, oidlen, rc = compare_oid(oid, oidlen,