diff options
| -rw-r--r-- | include/linux/sunrpc/gss_krb5.h | 1 | ||||
| -rw-r--r-- | net/sunrpc/auth_gss/gss_krb5_mech.c | 27 |
2 files changed, 14 insertions, 14 deletions
diff --git a/include/linux/sunrpc/gss_krb5.h b/include/linux/sunrpc/gss_krb5.h index 633f41f11a40..b0ab827add26 100644 --- a/include/linux/sunrpc/gss_krb5.h +++ b/include/linux/sunrpc/gss_krb5.h @@ -101,6 +101,7 @@ struct krb5_ctx { struct crypto_blkcipher *initiator_enc; struct crypto_blkcipher *acceptor_enc_aux; struct crypto_blkcipher *initiator_enc_aux; + u8 Ksess[GSS_KRB5_MAX_KEYLEN]; /* session key */ u8 cksum[GSS_KRB5_MAX_KEYLEN]; s32 endtime; u32 seq_send; diff --git a/net/sunrpc/auth_gss/gss_krb5_mech.c b/net/sunrpc/auth_gss/gss_krb5_mech.c index 506a2e7d4fad..893fad71e306 100644 --- a/net/sunrpc/auth_gss/gss_krb5_mech.c +++ b/net/sunrpc/auth_gss/gss_krb5_mech.c @@ -344,7 +344,7 @@ set_cdata(u8 cdata[GSS_KRB5_K5CLENGTH], u32 usage, u8 seed) } static int -context_derive_keys_des3(struct krb5_ctx *ctx, u8 *rawkey, u32 keylen) +context_derive_keys_des3(struct krb5_ctx *ctx) { struct xdr_netobj c, keyin, keyout; u8 cdata[GSS_KRB5_K5CLENGTH]; @@ -353,18 +353,18 @@ context_derive_keys_des3(struct krb5_ctx *ctx, u8 *rawkey, u32 keylen) c.len = GSS_KRB5_K5CLENGTH; c.data = cdata; - keyin.data = rawkey; - keyin.len = keylen; - keyout.len = keylen; + keyin.data = ctx->Ksess; + keyin.len = ctx->gk5e->keylength; + keyout.len = ctx->gk5e->keylength; /* seq uses the raw key */ ctx->seq = context_v2_alloc_cipher(ctx, ctx->gk5e->encrypt_name, - rawkey); + ctx->Ksess); if (ctx->seq == NULL) goto out_err; ctx->enc = context_v2_alloc_cipher(ctx, ctx->gk5e->encrypt_name, - rawkey); + ctx->Ksess); if (ctx->enc == NULL) goto out_free_seq; @@ -389,7 +389,7 @@ out_err: } static int -context_derive_keys_new(struct krb5_ctx *ctx, u8 *rawkey, u32 keylen) +context_derive_keys_new(struct krb5_ctx *ctx) { struct xdr_netobj c, keyin, keyout; u8 cdata[GSS_KRB5_K5CLENGTH]; @@ -398,9 +398,9 @@ context_derive_keys_new(struct krb5_ctx *ctx, u8 *rawkey, u32 keylen) c.len = GSS_KRB5_K5CLENGTH; c.data = cdata; - keyin.data = rawkey; - keyin.len = keylen; - keyout.len = keylen; + keyin.data = ctx->Ksess; + keyin.len = ctx->gk5e->keylength; + keyout.len = ctx->gk5e->keylength; /* initiator seal encryption */ set_cdata(cdata, KG_USAGE_INITIATOR_SEAL, KEY_USAGE_SEED_ENCRYPTION); @@ -502,7 +502,6 @@ out_err: static int gss_import_v2_context(const void *p, const void *end, struct krb5_ctx *ctx) { - u8 rawkey[GSS_KRB5_MAX_KEYLEN]; int keylen; p = simple_get_bytes(p, end, &ctx->flags, sizeof(ctx->flags)); @@ -538,7 +537,7 @@ gss_import_v2_context(const void *p, const void *end, struct krb5_ctx *ctx) } keylen = ctx->gk5e->keylength; - p = simple_get_bytes(p, end, rawkey, keylen); + p = simple_get_bytes(p, end, ctx->Ksess, keylen); if (IS_ERR(p)) goto out_err; @@ -557,10 +556,10 @@ gss_import_v2_context(const void *p, const void *end, struct krb5_ctx *ctx) switch (ctx->enctype) { case ENCTYPE_DES3_CBC_RAW: - return context_derive_keys_des3(ctx, rawkey, keylen); + return context_derive_keys_des3(ctx); case ENCTYPE_AES128_CTS_HMAC_SHA1_96: case ENCTYPE_AES256_CTS_HMAC_SHA1_96: - return context_derive_keys_new(ctx, rawkey, keylen); + return context_derive_keys_new(ctx); default: return -EINVAL; } |