diff options
| -rw-r--r-- | fs/cifsd/asn1.c | 19 |
1 files changed, 10 insertions, 9 deletions
diff --git a/fs/cifsd/asn1.c b/fs/cifsd/asn1.c index a7db37eef2a9..769fa328c020 100644 --- a/fs/cifsd/asn1.c +++ b/fs/cifsd/asn1.c @@ -284,14 +284,10 @@ int neg_token_init_mech_type(void *context, size_t hdrlen, unsigned long *oid; size_t oidlen; int mech_type; + char buf[50]; - if (!asn1_oid_decode(value, vlen, &oid, &oidlen)) { - char buf[50]; - - sprint_oid(value, vlen, buf, sizeof(buf)); - ksmbd_debug(AUTH, "Unexpected OID: %s\n", buf); - return -EBADMSG; - } + if (!asn1_oid_decode(value, vlen, &oid, &oidlen)) + goto fail; if (oid_eq(oid, oidlen, NTLMSSP_OID, NTLMSSP_OID_LEN)) mech_type = KSMBD_AUTH_NTLMSSP; @@ -302,15 +298,20 @@ int neg_token_init_mech_type(void *context, size_t hdrlen, else if (oid_eq(oid, oidlen, KRB5U2U_OID, KRB5U2U_OID_LEN)) mech_type = KSMBD_AUTH_KRB5U2U; else - goto out; + goto fail; conn->auth_mechs |= mech_type; if (conn->preferred_auth_mech == 0) conn->preferred_auth_mech = mech_type; -out: kfree(oid); return 0; + +fail: + kfree(oid); + sprint_oid(value, vlen, buf, sizeof(buf)); + ksmbd_debug(AUTH, "Unexpected OID: %s\n", buf); + return -EBADMSG; } int neg_token_init_mech_token(void *context, size_t hdrlen, |