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authorLakshmi Ramasubramanian <nramas@linux.microsoft.com>2019-12-11 08:47:05 -0800
committerMimi Zohar <zohar@linux.ibm.com>2019-12-12 08:53:50 -0500
commitcb1aa3823c9280f2bb8218cdb5cb05721e0376b1 (patch)
tree2306ed9ff2c3b018d3d007fdd785d96db2678f60 /security/keys
parent88e70da170e8945f6b1c1299083d1b942705beb5 (diff)
KEYS: Call the IMA hook to measure keys
Call the IMA hook from key_create_or_update() function to measure the payload when a new key is created or an existing key is updated. This patch adds the call to the IMA hook from key_create_or_update() function to measure the key on key create or update. Signed-off-by: Lakshmi Ramasubramanian <nramas@linux.microsoft.com> Cc: David Howells <dhowells@redhat.com> Cc: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com> Signed-off-by: Mimi Zohar <zohar@linux.ibm.com>
Diffstat (limited to 'security/keys')
-rw-r--r--security/keys/key.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/security/keys/key.c b/security/keys/key.c
index 764f4c57913e..718bf7217420 100644
--- a/security/keys/key.c
+++ b/security/keys/key.c
@@ -13,6 +13,7 @@
#include <linux/security.h>
#include <linux/workqueue.h>
#include <linux/random.h>
+#include <linux/ima.h>
#include <linux/err.h>
#include "internal.h"
@@ -936,6 +937,9 @@ key_ref_t key_create_or_update(key_ref_t keyring_ref,
goto error_link_end;
}
+ ima_post_key_create_or_update(keyring, key, payload, plen,
+ flags, true);
+
key_ref = make_key_ref(key, is_key_possessed(keyring_ref));
error_link_end:
@@ -965,6 +969,12 @@ error:
}
key_ref = __key_update(key_ref, &prep);
+
+ if (!IS_ERR(key_ref))
+ ima_post_key_create_or_update(keyring, key,
+ payload, plen,
+ flags, false);
+
goto error_free_prep;
}
EXPORT_SYMBOL(key_create_or_update);