From: Steve French <sfrench@us.ibm.com>
Date: Tue, 29 Jul 2008 21:20:14 +0000 (+0000)
Subject: [CIFS] oid should also be checked against class in cifs asn
X-Git-Tag: v2.6.27-rc3~65^2~15
X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=44051fed5763c4f55eb8a7eeae6ede52bc15f85f;p=linux-2.6

[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>
---

diff --git a/fs/cifs/asn1.c b/fs/cifs/asn1.c
index 6bb440b257..669d0640b6 100644
--- a/fs/cifs/asn1.c
+++ b/fs/cifs/asn1.c
@@ -494,7 +494,8 @@ decode_negTokenInit(unsigned char *security_blob, int length,
 		/*      remember to free obj->oid */
 		rc = asn1_header_decode(&ctx, &end, &cls, &con, &tag);
 		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);
 				if (rc) {
 					rc = compare_oid(oid, oidlen,