[PATCH v3 13/14] integrity: store reference to mok keyring
Eric Snowberg
eric.snowberg at oracle.com
Thu Aug 12 02:18:54 UTC 2021
Store a reference to the mok keyring in system keyring code. The
reference is only set when trust_moklist is true. This prevents the mok
keyring from linking to the secondary trusted keyrings with an empty mok
list.
Signed-off-by: Eric Snowberg <eric.snowberg at oracle.com>
---
v2: Initial version
v3: Unmodified from v2
---
security/integrity/digsig.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/security/integrity/digsig.c b/security/integrity/digsig.c
index 0601ef458e03..996bea950972 100644
--- a/security/integrity/digsig.c
+++ b/security/integrity/digsig.c
@@ -112,6 +112,8 @@ static int __init __integrity_init_keyring(const unsigned int id,
} else {
if (id == INTEGRITY_KEYRING_PLATFORM)
set_platform_trusted_keys(keyring[id]);
+ if (id == INTEGRITY_KEYRING_MOK && trust_moklist())
+ set_mok_trusted_keys(keyring[id]);
if (id == INTEGRITY_KEYRING_IMA)
load_module_cert(keyring[id]);
}
--
2.18.4
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