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From: Ke Wu <mikewu@google.com>
Date: Tue, 6 Nov 2018 15:21:30 -0800
Subject: modsign: use all trusted keys to verify module signature
Origin: https://git.kernel.org/linus/e84cd7ee630e44a2cc8ae49e85920a271b214cb3
Make mod_verify_sig to use all trusted keys. This allows keys in
secondary_trusted_keys to be used to verify PKCS#7 signature on a
kernel module.
Signed-off-by: Ke Wu <mikewu@google.com>
Signed-off-by: Jessica Yu <jeyu@kernel.org>
---
kernel/module_signing.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
Index: linux/kernel/module_signing.c
===================================================================
--- linux.orig/kernel/module_signing.c
+++ linux/kernel/module_signing.c
@@ -83,6 +83,7 @@ int mod_verify_sig(const void *mod, stru
}
return verify_pkcs7_signature(mod, modlen, mod + modlen, sig_len,
- NULL, VERIFYING_MODULE_SIGNATURE,
+ VERIFY_USE_SECONDARY_KEYRING,
+ VERIFYING_MODULE_SIGNATURE,
NULL, NULL);
}
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