[PATCH v2 2/8] module: Drop unused signature types

Thomas Weißschuh
2026-03-05T07:11:57Z

Only PKCS#7 signatures are used today.

Remove the unused enum values. As this enum is used in on-disk data,
preserve the numeric value.

Signed-off-by: Thomas Weißschuh <thomas.weissschuh@linutronix.de>
Reviewed-by: Petr Pavlu <petr.pavlu@suse.com>
---
include/linux/module_signature.h | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/include/linux/module_signature.h b/include/linux/module_signature.h
index 7eb4b00381ac..820cc1473383 100644
--- a/include/linux/module_signature.h
+++ b/include/linux/module_signature.h
@@ -15,9 +15,7 @@
#define MODULE_SIG_STRING "~Module signature appended~\n"

enum pkey_id_type {
- PKEY_ID_PGP, /* OpenPGP generated key ID */
- PKEY_ID_X509, /* X.509 arbitrary subjectKeyIdentifier */
- PKEY_ID_PKCS7, /* Signature in PKCS#7 message */
+ PKEY_ID_PKCS7 = 2, /* Signature in PKCS#7 message */
};

/*

--
2.53.0