diff options
Diffstat (limited to 'net/sunrpc/auth_gss')
| -rw-r--r-- | net/sunrpc/auth_gss/gss_krb5_seal.c | 10 | ||||
| -rw-r--r-- | net/sunrpc/auth_gss/gss_krb5_unseal.c | 12 | ||||
| -rw-r--r-- | net/sunrpc/auth_gss/gss_krb5_wrap.c | 13 |
3 files changed, 15 insertions, 20 deletions
diff --git a/net/sunrpc/auth_gss/gss_krb5_seal.c b/net/sunrpc/auth_gss/gss_krb5_seal.c index f42e453e63ea..d0bb5064f8c5 100644 --- a/net/sunrpc/auth_gss/gss_krb5_seal.c +++ b/net/sunrpc/auth_gss/gss_krb5_seal.c @@ -108,17 +108,17 @@ gss_get_mic_kerberos(struct gss_ctx *gss_ctx, struct xdr_buf *text, if (krb5_encrypt(ctx->seq, NULL, md5cksum.data, md5cksum.data, md5cksum.len)) return GSS_S_FAILURE; - memcpy(krb5_hdr + 16, - md5cksum.data + md5cksum.len - KRB5_CKSUM_LENGTH, + + memcpy(krb5_hdr + 16, md5cksum.data + md5cksum.len - KRB5_CKSUM_LENGTH, KRB5_CKSUM_LENGTH); spin_lock(&krb5_seq_lock); seq_send = ctx->seq_send++; spin_unlock(&krb5_seq_lock); - if ((krb5_make_seq_num(ctx->seq, ctx->initiate ? 0 : 0xff, - seq_send, krb5_hdr + 16, krb5_hdr + 8))) + if (krb5_make_seq_num(ctx->seq, ctx->initiate ? 0 : 0xff, + ctx->seq_send, krb5_hdr + 16, krb5_hdr + 8)) return GSS_S_FAILURE; - return ((ctx->endtime < now) ? GSS_S_CONTEXT_EXPIRED : GSS_S_COMPLETE); + return (ctx->endtime < now) ? GSS_S_CONTEXT_EXPIRED : GSS_S_COMPLETE; } diff --git a/net/sunrpc/auth_gss/gss_krb5_unseal.c b/net/sunrpc/auth_gss/gss_krb5_unseal.c index 75a75a6d1336..87f8977ccece 100644 --- a/net/sunrpc/auth_gss/gss_krb5_unseal.c +++ b/net/sunrpc/auth_gss/gss_krb5_unseal.c @@ -99,16 +99,14 @@ gss_verify_mic_kerberos(struct gss_ctx *gss_ctx, /* XXX sanity-check bodysize?? */ signalg = ptr[0] + (ptr[1] << 8); - sealalg = ptr[2] + (ptr[3] << 8); - - /* Sanity checks */ - - if ((ptr[4] != 0xff) || (ptr[5] != 0xff)) + if (signalg != SGN_ALG_DES_MAC_MD5) return GSS_S_DEFECTIVE_TOKEN; - if (sealalg != 0xffff) + sealalg = ptr[2] + (ptr[3] << 8); + if (sealalg != SEAL_ALG_NONE) return GSS_S_DEFECTIVE_TOKEN; - if (signalg != SGN_ALG_DES_MAC_MD5) + + if ((ptr[4] != 0xff) || (ptr[5] != 0xff)) return GSS_S_DEFECTIVE_TOKEN; if (make_checksum("md5", ptr - 2, 8, message_buffer, 0, &md5cksum)) diff --git a/net/sunrpc/auth_gss/gss_krb5_wrap.c b/net/sunrpc/auth_gss/gss_krb5_wrap.c index bf25f4d9acd1..fe25b3d898dc 100644 --- a/net/sunrpc/auth_gss/gss_krb5_wrap.c +++ b/net/sunrpc/auth_gss/gss_krb5_wrap.c @@ -159,7 +159,6 @@ gss_wrap_kerberos(struct gss_ctx *ctx, int offset, /* ptr now at byte 2 of header described in rfc 1964, section 1.2.1: */ krb5_hdr = ptr - 2; msg_start = krb5_hdr + 24; - /* XXXJBF: */ BUG_ON(buf->head[0].iov_base + offset + headlen != msg_start + blocksize); *(__be16 *)(krb5_hdr + 2) = htons(SGN_ALG_DES_MAC_MD5); memset(krb5_hdr + 4, 0xff, 4); @@ -196,7 +195,7 @@ gss_wrap_kerberos(struct gss_ctx *ctx, int offset, pages)) return GSS_S_FAILURE; - return ((kctx->endtime < now) ? GSS_S_CONTEXT_EXPIRED : GSS_S_COMPLETE); + return (kctx->endtime < now) ? GSS_S_CONTEXT_EXPIRED : GSS_S_COMPLETE; } u32 @@ -232,16 +231,14 @@ gss_unwrap_kerberos(struct gss_ctx *ctx, int offset, struct xdr_buf *buf) /* get the sign and seal algorithms */ signalg = ptr[0] + (ptr[1] << 8); - sealalg = ptr[2] + (ptr[3] << 8); - - /* Sanity checks */ - - if ((ptr[4] != 0xff) || (ptr[5] != 0xff)) + if (signalg != SGN_ALG_DES_MAC_MD5) return GSS_S_DEFECTIVE_TOKEN; + sealalg = ptr[2] + (ptr[3] << 8); if (sealalg != SEAL_ALG_DES) return GSS_S_DEFECTIVE_TOKEN; - if (signalg != SGN_ALG_DES_MAC_MD5) + + if ((ptr[4] != 0xff) || (ptr[5] != 0xff)) return GSS_S_DEFECTIVE_TOKEN; if (gss_decrypt_xdr_buf(kctx->enc, buf, |