aboutsummaryrefslogtreecommitdiff
path: root/security/integrity/ima/ima_main.c
diff options
context:
space:
mode:
Diffstat (limited to 'security/integrity/ima/ima_main.c')
-rw-r--r--security/integrity/ima/ima_main.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/security/integrity/ima/ima_main.c b/security/integrity/ima/ima_main.c
index 5d122daf5c8a..74d0bd7e76d7 100644
--- a/security/integrity/ima/ima_main.c
+++ b/security/integrity/ima/ima_main.c
@@ -16,6 +16,9 @@
* implements the IMA hooks: ima_bprm_check, ima_file_mmap,
* and ima_file_check.
*/
+
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
#include <linux/module.h>
#include <linux/file.h>
#include <linux/binfmts.h>
@@ -504,6 +507,16 @@ static int __init init_ima(void)
ima_init_template_list();
hash_setup(CONFIG_IMA_DEFAULT_HASH);
error = ima_init();
+
+ if (error && strcmp(hash_algo_name[ima_hash_algo],
+ CONFIG_IMA_DEFAULT_HASH) != 0) {
+ pr_info("Allocating %s failed, going to use default hash algorithm %s\n",
+ hash_algo_name[ima_hash_algo], CONFIG_IMA_DEFAULT_HASH);
+ hash_setup_done = 0;
+ hash_setup(CONFIG_IMA_DEFAULT_HASH);
+ error = ima_init();
+ }
+
if (!error) {
ima_initialized = 1;
ima_update_policy_flag();