ima: change the default hash algorithm to SHA1 in ima_eventdigest_ng_init()

Replace HASH_ALGO__LAST with HASH_ALGO_SHA1 as the initial value of
the hash algorithm so that the prefix 'sha1:' is added to violation
digests.

Fix commit:
  4d7aeee ima: define new template ima-ng and template fields d-ng and n-ng

Signed-off-by: Roberto Sassu <roberto.sassu@polito.it>
Cc: <stable@vger.kernel.org> # 3.13.x
Signed-off-by: Mimi Zohar <zohar@linux.vnet.ibm.com>

diff --git a/security/integrity/ima/ima_template_lib.c b/security/integrity/ima/ima_template_lib.c
index 6d66ad6ed265f8f6422c0d9d7f7a64aa732f0779..c2ba481f0f39d5eaae41ec7ed2010fc5b9812427 100644 (file)
--- a/security/integrity/ima/ima_template_lib.c
+++ b/security/integrity/ima/ima_template_lib.c
@@ -251,7 +251,7 @@ int ima_eventdigest_ng_init(struct integrity_iint_cache *iint,
                            struct evm_ima_xattr_data *xattr_value,
                            int xattr_len, struct ima_field_data *field_data)
 {
-       u8 *cur_digest = NULL, hash_algo = HASH_ALGO__LAST;
+       u8 *cur_digest = NULL, hash_algo = HASH_ALGO_SHA1;
        u32 cur_digestsize = 0;
 
        /* If iint is NULL, we are recording a violation. */