From: David Howells <dhowells@redhat.com>
Date: Tue, 1 Jul 2014 15:02:52 +0000 (+0100)
Subject: pefile: Validate PKCS#7 trust chain
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=98801c002f7e573b4a86bcd5b234864d375e98a0;p=GitHub%2FLineageOS%2FG12%2Fandroid_kernel_amlogic_linux-4.9.git

pefile: Validate PKCS#7 trust chain

Validate the PKCS#7 trust chain against the contents of the system keyring.

Signed-off-by: David Howells <dhowells@redhat.com>
Acked-by: Vivek Goyal <vgoyal@redhat.com>
---

diff --git a/crypto/asymmetric_keys/verify_pefile.c b/crypto/asymmetric_keys/verify_pefile.c
index 029a36510e80..79175e6ea0b2 100644
--- a/crypto/asymmetric_keys/verify_pefile.c
+++ b/crypto/asymmetric_keys/verify_pefile.c
@@ -449,7 +449,7 @@ int verify_pefile_signature(const void *pebuf, unsigned pelen,
 	if (ret < 0)
 		goto error;
 
-	ret = -ENOANO; // Not yet complete
+	ret = pkcs7_validate_trust(pkcs7, trusted_keyring, _trusted);
 
 error:
 	pkcs7_free_message(ctx.pkcs7);