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| author | James Morris <james.l.morris@oracle.com> | 2014-01-06 15:23:01 +0400 |
|---|---|---|
| committer | James Morris <james.l.morris@oracle.com> | 2014-01-06 15:23:01 +0400 |
| commit | 38fd2c202a3d82bc12430bce5789fa2c2a406f71 (patch) | |
| tree | a73513dbb015155f5236b391709b9083916b3136 /security/integrity/ima/ima_crypto.c | |
| parent | dcf4e392867bf98d50ad108ed7c2bfb941e8c33d (diff) | |
| parent | d6e0a2dd12f4067a5bcefb8bbd8ddbeff800afbc (diff) | |
| download | linux-38fd2c202a3d82bc12430bce5789fa2c2a406f71.tar.xz | |
Merge to v3.13-rc7 for prerequisite changes in the Xen code for TPM
Diffstat (limited to 'security/integrity/ima/ima_crypto.c')
| -rw-r--r-- | security/integrity/ima/ima_crypto.c | 17 |
1 files changed, 12 insertions, 5 deletions
diff --git a/security/integrity/ima/ima_crypto.c b/security/integrity/ima/ima_crypto.c index 676e0292dfec..fdf60def52e9 100644 --- a/security/integrity/ima/ima_crypto.c +++ b/security/integrity/ima/ima_crypto.c @@ -140,6 +140,7 @@ int ima_calc_file_hash(struct file *file, struct ima_digest_data *hash) * Calculate the hash of template data */ static int ima_calc_field_array_hash_tfm(struct ima_field_data *field_data, + struct ima_template_desc *td, int num_fields, struct ima_digest_data *hash, struct crypto_shash *tfm) @@ -160,9 +161,13 @@ static int ima_calc_field_array_hash_tfm(struct ima_field_data *field_data, return rc; for (i = 0; i < num_fields; i++) { - rc = crypto_shash_update(&desc.shash, - (const u8 *) &field_data[i].len, - sizeof(field_data[i].len)); + if (strcmp(td->name, IMA_TEMPLATE_IMA_NAME) != 0) { + rc = crypto_shash_update(&desc.shash, + (const u8 *) &field_data[i].len, + sizeof(field_data[i].len)); + if (rc) + break; + } rc = crypto_shash_update(&desc.shash, field_data[i].data, field_data[i].len); if (rc) @@ -175,7 +180,8 @@ static int ima_calc_field_array_hash_tfm(struct ima_field_data *field_data, return rc; } -int ima_calc_field_array_hash(struct ima_field_data *field_data, int num_fields, +int ima_calc_field_array_hash(struct ima_field_data *field_data, + struct ima_template_desc *desc, int num_fields, struct ima_digest_data *hash) { struct crypto_shash *tfm; @@ -185,7 +191,8 @@ int ima_calc_field_array_hash(struct ima_field_data *field_data, int num_fields, if (IS_ERR(tfm)) return PTR_ERR(tfm); - rc = ima_calc_field_array_hash_tfm(field_data, num_fields, hash, tfm); + rc = ima_calc_field_array_hash_tfm(field_data, desc, num_fields, + hash, tfm); ima_free_tfm(tfm); |