diff options
Diffstat (limited to 'security/integrity/ima/ima_appraise.c')
| -rw-r--r-- | security/integrity/ima/ima_appraise.c | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/security/integrity/ima/ima_appraise.c b/security/integrity/ima/ima_appraise.c index 5d0785c..809ba70 100644 --- a/security/integrity/ima/ima_appraise.c +++ b/security/integrity/ima/ima_appraise.c @@ -20,18 +20,30 @@ static int __init default_appraise_setup(char *str) { +#ifdef CONFIG_IMA_APPRAISE_BOOTPARAM if (strncmp(str, "off", 3) == 0) ima_appraise = 0; else if (strncmp(str, "log", 3) == 0) ima_appraise = IMA_APPRAISE_LOG; else if (strncmp(str, "fix", 3) == 0) ima_appraise = IMA_APPRAISE_FIX; +#endif return 1; } __setup("ima_appraise=", default_appraise_setup); /* + * is_ima_appraise_enabled - return appraise status + * + * Only return enabled, if not in ima_appraise="fix" or "log" modes. + */ +bool is_ima_appraise_enabled(void) +{ + return (ima_appraise & IMA_APPRAISE_ENFORCE) ? 1 : 0; +} + +/* * ima_must_appraise - set appraise flag * * Return 1 to appraise @@ -205,7 +217,8 @@ int ima_appraise_measurement(enum ima_hooks func, if (rc && rc != -ENODATA) goto out; - cause = "missing-hash"; + cause = iint->flags & IMA_DIGSIG_REQUIRED ? + "IMA-signature-required" : "missing-hash"; status = INTEGRITY_NOLABEL; if (opened & FILE_CREATED) iint->flags |= IMA_NEW_FILE; @@ -228,6 +241,7 @@ int ima_appraise_measurement(enum ima_hooks func, case IMA_XATTR_DIGEST_NG: /* first byte contains algorithm id */ hash_start = 1; + /* fall through */ case IMA_XATTR_DIGEST: if (iint->flags & IMA_DIGSIG_REQUIRED) { cause = "IMA-signature-required"; |
