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KEYS: store reference to machine keyring

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Expose the .machine keyring created in integrity code by adding
a reference.  Store a reference to the machine keyring in
system keyring code. The system keyring code needs this to complete
the keyring link to the machine keyring.

Signed-off-by: Eric Snowberg <eric.snowberg@oracle.com>
Reviewed-by: Jarkko Sakkinen <jarkko@kernel.org>
Tested-by: Mimi Zohar <zohar@linux.ibm.com>
Signed-off-by: Jarkko Sakkinen <jarkko@kernel.org>
This commit is contained in:
Eric Snowberg
2022-01-25 21:58:30 -05:00
committed by Jarkko Sakkinen
parent 45fcd5e521
commit 56edb6c25f
3 changed files with 19 additions and 0 deletions
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8
include/keys/system_keyring.h
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@@ -38,6 +38,14 @@ extern int restrict_link_by_builtin_and_secondary_trusted(
#define restrict_link_by_builtin_and_secondary_trusted restrict_link_by_builtin_trusted
#endif
#ifdef CONFIG_INTEGRITY_MACHINE_KEYRING
extern void __init set_machine_trusted_keys(struct key *keyring);
#else
static inline void __init set_machine_trusted_keys(struct key *keyring)
{
}
#endif
extern struct pkcs7_message *pkcs7;
#ifdef CONFIG_SYSTEM_BLACKLIST_KEYRING
extern int mark_hash_blacklisted(const char *hash);