On Thu, Sep 10, 2026 at 01:38:00AM +0300, Jarkko Sakkinen wrote:
> On Thu, Sep 03, 2026 at 04:33:05AM +0530, Srish Srinivasan wrote:
> > The trusted_key_options struct contains TPM-specific fields (keyhandle,
> > keyauth, blobauth_len, blobauth, pcrinfo_len, pcrinfo, pcrlock, hash,
> > policydigest_len, policydigest, and policyhandle). This leads to the
> > accumulation of backend-specific fields in the generic options structure.
> > 
> > Define struct trusted_key_tpm and move the TPM-specific fields there. Store
> > a pointer to it in the private member of struct trusted_key_options.
> > 
> > Signed-off-by: Srish Srinivasan <[email protected]>
> > Reviewed-by: Stefan Berger <[email protected]>
> > ---
> >  include/keys/trusted-type.h               |  11 --
> >  include/keys/trusted_tpm.h                |  14 +++
> >  security/keys/trusted-keys/trusted_tpm1.c | 123 ++++++++++++----------
> >  security/keys/trusted-keys/trusted_tpm2.c |  50 +++++----
> >  4 files changed, 111 insertions(+), 87 deletions(-)
> > 
> > diff --git a/include/keys/trusted-type.h b/include/keys/trusted-type.h
> > index 9f9940482da4..3db61b57cf73 100644
> > --- a/include/keys/trusted-type.h
> > +++ b/include/keys/trusted-type.h
> > @@ -39,17 +39,6 @@ struct trusted_key_payload {
> >  
> >  struct trusted_key_options {
> >     uint16_t keytype;
> > -   uint32_t keyhandle;
> > -   unsigned char keyauth[TPM_DIGEST_SIZE];
> > -   uint32_t blobauth_len;
> > -   unsigned char blobauth[TPM_DIGEST_SIZE];
> > -   uint32_t pcrinfo_len;
> > -   unsigned char pcrinfo[MAX_PCRINFO_SIZE];
> > -   int pcrlock;
> > -   uint32_t hash;
> > -   uint32_t policydigest_len;
> > -   unsigned char policydigest[MAX_DIGEST_SIZE];
> > -   uint32_t policyhandle;
> >     void *private;
> >  };
> >  
> > diff --git a/include/keys/trusted_tpm.h b/include/keys/trusted_tpm.h
> > index 3a0fa3bc8454..dafbd4a84ddd 100644
> > --- a/include/keys/trusted_tpm.h
> > +++ b/include/keys/trusted_tpm.h
> > @@ -6,6 +6,20 @@
> >  
> >  extern struct trusted_key_ops trusted_key_tpm_ops;
> >  
> > +struct trusted_key_tpm {
> > +   uint32_t keyhandle;
> > +   unsigned char keyauth[TPM_DIGEST_SIZE];
> > +   uint32_t blobauth_len;
> > +   unsigned char blobauth[TPM_DIGEST_SIZE];
> > +   uint32_t pcrinfo_len;
> > +   unsigned char pcrinfo[MAX_PCRINFO_SIZE];
> > +   int pcrlock;
> > +   uint32_t hash;
> > +   uint32_t policydigest_len;
> > +   unsigned char policydigest[MAX_DIGEST_SIZE];
> > +   uint32_t policyhandle;
> > +};
> > +
> >  int tpm2_seal_trusted(struct tpm_chip *chip,
> >                   struct trusted_key_payload *payload,
> >                   struct trusted_key_options *options);
> > diff --git a/security/keys/trusted-keys/trusted_tpm1.c 
> > b/security/keys/trusted-keys/trusted_tpm1.c
> > index 9cdfeea800a3..3ec078ca3f97 100644
> > --- a/security/keys/trusted-keys/trusted_tpm1.c
> > +++ b/security/keys/trusted-keys/trusted_tpm1.c
> > @@ -48,15 +48,17 @@ enum {
> >  #ifdef CONFIG_TRUSTED_KEYS_DEBUG
> >  static inline void dump_options(struct trusted_key_options *o)
> >  {
> > +   struct trusted_key_tpm *private = o->private;
> > +
> >     if (!trusted_debug)
> >             return;
> >  
> >     pr_debug("sealing key type %d\n", o->keytype);
> > -   pr_debug("sealing key handle %0X\n", o->keyhandle);
> > -   pr_debug("pcrlock %d\n", o->pcrlock);
> > -   pr_debug("pcrinfo %d\n", o->pcrinfo_len);
> > +   pr_debug("sealing key handle %0X\n", private->keyhandle);
> > +   pr_debug("pcrlock %d\n", private->pcrlock);
> > +   pr_debug("pcrinfo %d\n", private->pcrinfo_len);
> >     print_hex_dump_debug("pcrinfo ", DUMP_PREFIX_NONE,
> > -                        16, 1, o->pcrinfo, o->pcrinfo_len, 0);
> > +                        16, 1, private->pcrinfo, private->pcrinfo_len, 0);
> >  }
> >  
> >  static inline void dump_sess(struct osapsess *s)
> > @@ -626,6 +628,7 @@ static int tpm_unseal(struct tpm_buf *tb,
> >  static int key_seal(struct trusted_key_payload *p,
> >                 struct trusted_key_options *o)
> >  {
> > +   struct trusted_key_tpm *private = o->private;
> >     int ret;
> >  
> >     struct tpm_buf *tb __free(kfree) = kzalloc(TPM_BUFSIZE, GFP_KERNEL);
> > @@ -637,9 +640,10 @@ static int key_seal(struct trusted_key_payload *p,
> >     /* include migratable flag at end of sealed key */
> >     p->key[p->key_len] = p->migratable;
> >  
> > -   ret = tpm_seal(tb, o->keytype, o->keyhandle, o->keyauth,
> > +   ret = tpm_seal(tb, o->keytype, private->keyhandle, private->keyauth,
> >                    p->key, p->key_len + 1, p->blob, &p->blob_len,
> > -                  o->blobauth, o->pcrinfo, o->pcrinfo_len);
> > +                  private->blobauth, private->pcrinfo,
> > +                  private->pcrinfo_len);
> >     if (ret < 0)
> >             pr_info("srkseal failed (%d)\n", ret);
> >  
> > @@ -652,6 +656,7 @@ static int key_seal(struct trusted_key_payload *p,
> >  static int key_unseal(struct trusted_key_payload *p,
> >                   struct trusted_key_options *o)
> >  {
> > +   struct trusted_key_tpm *private = o->private;
> >     int ret;
> >  
> >     struct tpm_buf *tb __free(kfree) = kzalloc(TPM_BUFSIZE, GFP_KERNEL);
> > @@ -660,8 +665,8 @@ static int key_unseal(struct trusted_key_payload *p,
> >  
> >     tpm_buf_init(tb, TPM_BUFSIZE);
> >  
> > -   ret = tpm_unseal(tb, o->keyhandle, o->keyauth, p->blob, p->blob_len,
> > -                    o->blobauth, p->key, &p->key_len);
> > +   ret = tpm_unseal(tb, private->keyhandle, private->keyauth, p->blob,
> > +                    p->blob_len, private->blobauth, p->key, &p->key_len);
> >     if (ret < 0)
> >             pr_info("srkunseal failed (%d)\n", ret);
> >     else
> > @@ -697,6 +702,7 @@ static const match_table_t key_tokens = {
> >  static int getoptions(char *c, struct trusted_key_payload *pay,
> >                   struct trusted_key_options *opt)
> >  {
> > +   struct trusted_key_tpm *private = opt->private;
> >     substring_t args[MAX_OPT_ARGS];
> >     char *p = c;
> >     int token;
> > @@ -712,7 +718,7 @@ static int getoptions(char *c, struct 
> > trusted_key_payload *pay,
> >     if (tpm2 < 0)
> >             return tpm2;
> >  
> > -   opt->hash = tpm2 ? HASH_ALGO_SHA256 : HASH_ALGO_SHA1;
> > +   private->hash = tpm2 ? HASH_ALGO_SHA256 : HASH_ALGO_SHA1;
> >  
> >     if (!c)
> >             return 0;
> > @@ -726,11 +732,11 @@ static int getoptions(char *c, struct 
> > trusted_key_payload *pay,
> >  
> >             switch (token) {
> >             case Opt_pcrinfo:
> > -                   opt->pcrinfo_len = strlen(args[0].from) / 2;
> > -                   if (opt->pcrinfo_len > MAX_PCRINFO_SIZE)
> > +                   private->pcrinfo_len = strlen(args[0].from) / 2;
> > +                   if (private->pcrinfo_len > MAX_PCRINFO_SIZE)
> >                             return -EINVAL;
> > -                   res = hex2bin(opt->pcrinfo, args[0].from,
> > -                                 opt->pcrinfo_len);
> > +                   res = hex2bin(private->pcrinfo, args[0].from,
> > +                                 private->pcrinfo_len);
> >                     if (res < 0)
> >                             return -EINVAL;
> >                     break;
> > @@ -739,12 +745,12 @@ static int getoptions(char *c, struct 
> > trusted_key_payload *pay,
> >                     if (res < 0)
> >                             return -EINVAL;
> >                     opt->keytype = SEAL_keytype;
> > -                   opt->keyhandle = handle;
> > +                   private->keyhandle = handle;
> >                     break;
> >             case Opt_keyauth:
> >                     if (strlen(args[0].from) != 2 * SHA1_DIGEST_SIZE)
> >                             return -EINVAL;
> > -                   res = hex2bin(opt->keyauth, args[0].from,
> > +                   res = hex2bin(private->keyauth, args[0].from,
> >                                   SHA1_DIGEST_SIZE);
> >                     if (res < 0)
> >                             return -EINVAL;
> > @@ -755,21 +761,23 @@ static int getoptions(char *c, struct 
> > trusted_key_payload *pay,
> >                      * hex strings.  TPM 2.0 authorizations are simple
> >                      * passwords (although it can take a hash as well)
> >                      */
> > -                   opt->blobauth_len = strlen(args[0].from);
> > +                   private->blobauth_len = strlen(args[0].from);
> >  
> > -                   if (opt->blobauth_len == 2 * TPM_DIGEST_SIZE) {
> > -                           res = hex2bin(opt->blobauth, args[0].from,
> > +                   if (private->blobauth_len == 2 * TPM_DIGEST_SIZE) {
> > +                           res = hex2bin(private->blobauth, args[0].from,
> >                                           TPM_DIGEST_SIZE);
> >                             if (res < 0)
> >                                     return -EINVAL;
> >  
> > -                           opt->blobauth_len = TPM_DIGEST_SIZE;
> > +                           private->blobauth_len = TPM_DIGEST_SIZE;
> >                             break;
> >                     }
> >  
> > -                   if (tpm2 && opt->blobauth_len <= sizeof(opt->blobauth)) 
> > {
> > -                           memcpy(opt->blobauth, args[0].from,
> > -                                  opt->blobauth_len);
> > +                   if (tpm2 &&
> > +                       private->blobauth_len <=
> > +                       sizeof(private->blobauth)) {
> > +                           memcpy(private->blobauth, args[0].from,
> > +                                  private->blobauth_len);
> >                             break;
> >                     }
> >  
> > @@ -787,14 +795,14 @@ static int getoptions(char *c, struct 
> > trusted_key_payload *pay,
> >                     res = kstrtoul(args[0].from, 10, &lock);
> >                     if (res < 0)
> >                             return -EINVAL;
> > -                   opt->pcrlock = lock;
> > +                   private->pcrlock = lock;
> >                     break;
> >             case Opt_hash:
> >                     if (test_bit(Opt_policydigest, &token_mask))
> >                             return -EINVAL;
> >                     for (i = 0; i < HASH_ALGO__LAST; i++) {
> >                             if (!strcmp(args[0].from, hash_algo_name[i])) {
> > -                                   opt->hash = i;
> > +                                   private->hash = i;
> >                                     break;
> >                             }
> >                     }
> > @@ -806,14 +814,14 @@ static int getoptions(char *c, struct 
> > trusted_key_payload *pay,
> >                     }
> >                     break;
> >             case Opt_policydigest:
> > -                   digest_len = hash_digest_size[opt->hash];
> > +                   digest_len = hash_digest_size[private->hash];
> >                     if (!tpm2 || strlen(args[0].from) != (2 * digest_len))
> >                             return -EINVAL;
> > -                   res = hex2bin(opt->policydigest, args[0].from,
> > +                   res = hex2bin(private->policydigest, args[0].from,
> >                                   digest_len);
> >                     if (res < 0)
> >                             return -EINVAL;
> > -                   opt->policydigest_len = digest_len;
> > +                   private->policydigest_len = digest_len;
> >                     break;
> >             case Opt_policyhandle:
> >                     if (!tpm2)
> > @@ -821,7 +829,7 @@ static int getoptions(char *c, struct 
> > trusted_key_payload *pay,
> >                     res = kstrtoul(args[0].from, 16, &handle);
> >                     if (res < 0)
> >                             return -EINVAL;
> > -                   opt->policyhandle = handle;
> > +                   private->policyhandle = handle;
> >                     break;
> >             default:
> >                     return -EINVAL;
> > @@ -832,6 +840,7 @@ static int getoptions(char *c, struct 
> > trusted_key_payload *pay,
> >  
> >  static struct trusted_key_options *trusted_options_alloc(void)
> >  {
> > +   struct trusted_key_tpm *private;
> >     struct trusted_key_options *options;
> >     int tpm2;
> >  
> > @@ -844,15 +853,23 @@ static struct trusted_key_options 
> > *trusted_options_alloc(void)
> >             /* set any non-zero defaults */
> >             options->keytype = SRK_keytype;
> >  
> > -           if (!tpm2)
> > -                   options->keyhandle = SRKHANDLE;
> > +           private = kzalloc_obj(*private);
> > +           if (!private) {
> > +                   kfree_sensitive(options);
> > +                   options = NULL;
> > +           } else {
> > +                   if (!tpm2)
> > +                           private->keyhandle = SRKHANDLE;
> > +                   options->private = private;
> > +           }
> >     }
> >     return options;
> >  }
> >  
> >  static int trusted_tpm_seal(struct trusted_key_payload *p, char *datablob)
> >  {
> > -   struct trusted_key_options *options = NULL;
> > +   struct trusted_key_options *options __free(kfree_sensitive) = NULL;
> > +   struct trusted_key_tpm *private __free(kfree_sensitive) = NULL;
> >     int ret = 0;
> >     int tpm2;
> >  
> > @@ -864,15 +881,15 @@ static int trusted_tpm_seal(struct 
> > trusted_key_payload *p, char *datablob)
> >     if (!options)
> >             return -ENOMEM;
> >  
> > +   private = options->private;
> > +
> >     ret = getoptions(datablob, p, options);
> >     if (ret < 0)
> > -           goto out;
> > +           return ret;
> >     dump_options(options);
> >  
> > -   if (!options->keyhandle && !tpm2) {
> > -           ret = -EINVAL;
> > -           goto out;
> > -   }
> > +   if (!private->keyhandle && !tpm2)
> > +           return -EINVAL;
> >  
> >     if (tpm2)
> >             ret = tpm2_seal_trusted(chip, p, options);
> > @@ -880,24 +897,24 @@ static int trusted_tpm_seal(struct 
> > trusted_key_payload *p, char *datablob)
> >             ret = key_seal(p, options);
> >     if (ret < 0) {
> >             pr_info("key_seal failed (%d)\n", ret);
> > -           goto out;
> > +           return ret;
> >     }
> >  
> > -   if (options->pcrlock) {
> > -           ret = pcrlock(options->pcrlock);
> > +   if (private->pcrlock) {
> > +           ret = pcrlock(private->pcrlock);
> >             if (ret < 0) {
> >                     pr_info("pcrlock failed (%d)\n", ret);
> > -                   goto out;
> > +                   return ret;
> >             }
> >     }
> > -out:
> > -   kfree_sensitive(options);
> > +
> >     return ret;
> >  }
> >  
> >  static int trusted_tpm_unseal(struct trusted_key_payload *p, char 
> > *datablob)
> >  {
> > -   struct trusted_key_options *options = NULL;
> > +   struct trusted_key_options *options __free(kfree_sensitive) = NULL;
> > +   struct trusted_key_tpm *private __free(kfree_sensitive) = NULL;
> >     int ret = 0;
> >     int tpm2;
> >  
> > @@ -908,16 +925,15 @@ static int trusted_tpm_unseal(struct 
> > trusted_key_payload *p, char *datablob)
> >     options = trusted_options_alloc();
> >     if (!options)
> >             return -ENOMEM;
> > +   private = options->private;
> >  
> >     ret = getoptions(datablob, p, options);
> >     if (ret < 0)
> > -           goto out;
> > +           return ret;
> >     dump_options(options);
> >  
> > -   if (!options->keyhandle && !tpm2) {
> > -           ret = -EINVAL;
> > -           goto out;
> > -   }
> > +   if (!private->keyhandle && !tpm2)
> > +           return -EINVAL;
> >  
> >     if (tpm2)
> >             ret = tpm2_unseal_trusted(chip, p, options);
> > @@ -925,18 +941,17 @@ static int trusted_tpm_unseal(struct 
> > trusted_key_payload *p, char *datablob)
> >             ret = key_unseal(p, options);
> >     if (ret < 0) {
> >             pr_info("key_unseal failed (%d)\n", ret);
> > -           goto out;
> > +           return ret;
> >     }
> >  
> > -   if (options->pcrlock) {
> > -           ret = pcrlock(options->pcrlock);
> > +   if (private->pcrlock) {
> > +           ret = pcrlock(private->pcrlock);
> >             if (ret < 0) {
> >                     pr_info("pcrlock failed (%d)\n", ret);
> > -                   goto out;
> > +                   return ret;
> >             }
> >     }
> > -out:
> > -   kfree_sensitive(options);
> > +
> >     return ret;
> >  }
> >  
> > diff --git a/security/keys/trusted-keys/trusted_tpm2.c 
> > b/security/keys/trusted-keys/trusted_tpm2.c
> > index 67225dd562a9..29da1a3328ef 100644
> > --- a/security/keys/trusted-keys/trusted_tpm2.c
> > +++ b/security/keys/trusted-keys/trusted_tpm2.c
> > @@ -23,6 +23,7 @@ static int tpm2_key_encode(struct trusted_key_payload 
> > *payload,
> >                        struct trusted_key_options *options,
> >                        u8 *src, u32 len)
> >  {
> > +   struct trusted_key_tpm *private = options->private;
> >     const int SCRATCH_SIZE = PAGE_SIZE;
> >     u8 *scratch = kmalloc(SCRATCH_SIZE, GFP_KERNEL);
> >     u8 *work = scratch, *work1;
> > @@ -45,7 +46,7 @@ static int tpm2_key_encode(struct trusted_key_payload 
> > *payload,
> >     work = asn1_encode_oid(work, end_work, tpm2key_oid,
> >                            asn1_oid_len(tpm2key_oid));
> >  
> > -   if (options->blobauth_len == 0) {
> > +   if (private->blobauth_len == 0) {
> >             unsigned char bool[3], *w = bool;
> >             /* tag 0 is emptyAuth */
> >             w = asn1_encode_boolean(w, w + sizeof(bool), true);
> > @@ -68,7 +69,7 @@ static int tpm2_key_encode(struct trusted_key_payload 
> > *payload,
> >             goto err;
> >     }
> >  
> > -   work = asn1_encode_integer(work, end_work, options->keyhandle);
> > +   work = asn1_encode_integer(work, end_work, private->keyhandle);
> >     work = asn1_encode_octet_string(work, end_work, pub, pub_len);
> >     work = asn1_encode_octet_string(work, end_work, priv, priv_len);
> >  
> > @@ -101,6 +102,7 @@ static int tpm2_key_decode(struct trusted_key_payload 
> > *payload,
> >                        struct trusted_key_options *options,
> >                        u8 **buf)
> >  {
> > +   struct trusted_key_tpm *private = options->private;
> >     int ret;
> >     struct tpm2_key_context ctx;
> >     u8 *blob;
> > @@ -120,7 +122,7 @@ static int tpm2_key_decode(struct trusted_key_payload 
> > *payload,
> >             return -ENOMEM;
> >  
> >     *buf = blob;
> > -   options->keyhandle = ctx.parent;
> > +   private->keyhandle = ctx.parent;
> >  
> >     memcpy(blob, ctx.priv, ctx.priv_len);
> >     blob += ctx.priv_len;
> > @@ -232,6 +234,7 @@ int tpm2_seal_trusted(struct tpm_chip *chip,
> >                   struct trusted_key_payload *payload,
> >                   struct trusted_key_options *options)
> >  {
> > +   struct trusted_key_tpm *private = options->private;
> >     off_t offset = TPM_HEADER_SIZE;
> >     struct tpm_buf *buf __free(kfree) = NULL;
> >     struct tpm_buf *sized __free(kfree) = NULL;
> > @@ -240,11 +243,11 @@ int tpm2_seal_trusted(struct tpm_chip *chip,
> >     u32 flags;
> >     int rc;
> >  
> > -   hash = tpm2_find_hash_alg(options->hash);
> > +   hash = tpm2_find_hash_alg(private->hash);
> >     if (hash < 0)
> >             return hash;
> >  
> > -   if (!options->keyhandle)
> > +   if (!private->keyhandle)
> >             return -EINVAL;
> >  
> >     rc = tpm_try_get_ops(chip);
> > @@ -274,18 +277,18 @@ int tpm2_seal_trusted(struct tpm_chip *chip,
> >  
> >     tpm_buf_init_sized(sized, TPM_BUFSIZE);
> >  
> > -   rc = tpm_buf_append_name(chip, buf, options->keyhandle, NULL);
> > +   rc = tpm_buf_append_name(chip, buf, private->keyhandle, NULL);
> >     if (rc)
> >             goto out;
> >  
> >     tpm_buf_append_hmac_session(chip, buf, TPM2_SA_DECRYPT,
> > -                               options->keyauth, TPM_DIGEST_SIZE);
> > +                               private->keyauth, TPM_DIGEST_SIZE);
> >  
> >     /* sensitive */
> > -   tpm_buf_append_u16(sized, options->blobauth_len);
> > +   tpm_buf_append_u16(sized, private->blobauth_len);
> >  
> > -   if (options->blobauth_len)
> > -           tpm_buf_append(sized, options->blobauth, options->blobauth_len);
> > +   if (private->blobauth_len)
> > +           tpm_buf_append(sized, private->blobauth, private->blobauth_len);
> >  
> >     tpm_buf_append_u16(sized, payload->key_len);
> >     tpm_buf_append(sized, payload->key, payload->key_len);
> > @@ -298,14 +301,15 @@ int tpm2_seal_trusted(struct tpm_chip *chip,
> >  
> >     /* key properties */
> >     flags = 0;
> > -   flags |= options->policydigest_len ? 0 : TPM2_OA_USER_WITH_AUTH;
> > +   flags |= private->policydigest_len ? 0 : TPM2_OA_USER_WITH_AUTH;
> >     flags |= payload->migratable ? 0 : (TPM2_OA_FIXED_TPM | 
> > TPM2_OA_FIXED_PARENT);
> >     tpm_buf_append_u32(sized, flags);
> >  
> >     /* policy */
> > -   tpm_buf_append_u16(sized, options->policydigest_len);
> > -   if (options->policydigest_len)
> > -           tpm_buf_append(sized, options->policydigest, 
> > options->policydigest_len);
> > +   tpm_buf_append_u16(sized, private->policydigest_len);
> > +   if (private->policydigest_len)
> > +           tpm_buf_append(sized, private->policydigest,
> > +                          private->policydigest_len);
> >  
> >     /* public parameters */
> >     tpm_buf_append_u16(sized, TPM_ALG_NULL);
> > @@ -376,6 +380,7 @@ static int tpm2_load_cmd(struct tpm_chip *chip,
> >                      u32 *blob_handle)
> >  {
> >     u8 *blob_ref __free(kfree) = NULL;
> > +   struct trusted_key_tpm *private = options->private;
> >     struct tpm_buf *buf __free(kfree) = NULL;
> >     unsigned int private_len;
> >     unsigned int public_len;
> > @@ -395,7 +400,7 @@ static int tpm2_load_cmd(struct tpm_chip *chip,
> >     }
> >  
> >     /* new format carries keyhandle but old format doesn't */
> > -   if (!options->keyhandle)
> > +   if (!private->keyhandle)
> >             return -EINVAL;
> >  
> >     /* must be big enough for at least the two be16 size counts */
> > @@ -439,11 +444,11 @@ static int tpm2_load_cmd(struct tpm_chip *chip,
> >     tpm_buf_init(buf, TPM_BUFSIZE);
> >     tpm_buf_reset(buf, TPM2_ST_SESSIONS, TPM2_CC_LOAD);
> >  
> > -   rc = tpm_buf_append_name(chip, buf, options->keyhandle, NULL);
> > +   rc = tpm_buf_append_name(chip, buf, private->keyhandle, NULL);
> >     if (rc)
> >             return rc;
> >  
> > -   tpm_buf_append_hmac_session(chip, buf, 0, options->keyauth,
> > +   tpm_buf_append_hmac_session(chip, buf, 0, private->keyauth,
> >                                 TPM_DIGEST_SIZE);
> >  
> >     tpm_buf_append(buf, blob, blob_len);
> > @@ -483,6 +488,7 @@ static int tpm2_unseal_cmd(struct tpm_chip *chip,
> >                        struct trusted_key_options *options,
> >                        u32 blob_handle)
> >  {
> > +   struct trusted_key_tpm *private = options->private;
> >     struct tpm_header *head;
> >     struct tpm_buf *buf __free(kfree) = NULL;
> >     u16 data_len;
> > @@ -507,10 +513,10 @@ static int tpm2_unseal_cmd(struct tpm_chip *chip,
> >     if (rc)
> >             return rc;
> >  
> > -   if (!options->policyhandle) {
> > +   if (!private->policyhandle) {
> >             tpm_buf_append_hmac_session(chip, buf, TPM2_SA_ENCRYPT,
> > -                                       options->blobauth,
> > -                                       options->blobauth_len);
> > +                                       private->blobauth,
> > +                                       private->blobauth_len);
> >     } else {
> >             /*
> >              * FIXME: The policy session was generated outside the
> > @@ -523,9 +529,9 @@ static int tpm2_unseal_cmd(struct tpm_chip *chip,
> >              * could repeat our actions with the exfiltrated
> >              * password.
> >              */
> > -           tpm2_buf_append_auth(buf, options->policyhandle,
> > +           tpm2_buf_append_auth(buf, private->policyhandle,
> >                                  NULL /* nonce */, 0, 0,
> > -                                options->blobauth, options->blobauth_len);
> > +                                private->blobauth, private->blobauth_len);
> >             if (tpm2_chip_auth(chip)) {
> >                     tpm_buf_append_hmac_session(chip, buf, TPM2_SA_ENCRYPT,
> >                                                 NULL, 0);
> > -- 
> > 2.53.0
> > 
> 
> Reviewed-by: Jarkko Sakkinen <[email protected]>
> 
> BR, Jarkko


$ b4 shazam -s -l 
https://lore.kernel.org/linux-integrity/[email protected]/
Grabbing thread from lore.kernel.org/all/[email protected]/t.mbox.gz
Checking for newer revisions
Grabbing search results from lore.kernel.org
  Added from v8: 2 patches
Analyzing 8 messages in the thread
Looking for additional code-review trailers on lore.kernel.org
Analyzing 1 code-review messages
Analyzing 1 code-review messages
Will use the latest revision: v8
You can pick other revisions using the -vN flag
Checking attestation on all messages, may take a moment...
---
  ERROR: missing [1/2]!
  ✓ [PATCH v8 2/2] keys/trusted_keys: move TPM-specific fields into struct 
trusted_key_tpm
    ✓ Signed: DKIM/ibm.com (From: [email protected])
    + Link: 
https://lore.kernel.org/r/[email protected]
    + Signed-off-by: Jarkko Sakkinen <[email protected]>
---
Total patches: 1
---
WARNING: Thread incomplete!
Applying: keys/trusted_keys: move TPM-specific fields into struct 
trusted_key_tpm
Patch failed at 0001 keys/trusted_keys: move TPM-specific fields into struct 
trusted_key_tpm
error: patch failed: security/keys/trusted-keys/trusted_tpm1.c:925
error: security/keys/trusted-keys/trusted_tpm1.c: patch does not apply
hint: Use 'git am --show-current-patch=diff' to see the failed patch
hint: When you have resolved this problem, run "git am --continue".
hint: If you prefer to skip this patch, run "git am --skip" instead.
hint: To restore the original branch and stop patching, run "git am --abort".
hint: Disable this message with "git config advice.mergeConflict false"

Please send a proper version of the patch set.

BR, Jarkko

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