linux-kernel - [PATCH v2 2/2] ima: add sm3 algorithm to hash algorithm configuration list

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Date:   Mon, 17 Feb 2020 17:36:49 +0800
From:   Tianjia Zhang <tianjia.zhang@...ux.alibaba.com>
To:     herbert@...dor.apana.org.au, davem@...emloft.net,
        jarkko.sakkinen@...ux.intel.com, zohar@...ux.ibm.com,
        ebiggers@...nel.org, dmitry.kasatkin@...il.com, jmorris@...ei.org,
        serge@...lyn.com
Cc:     linux-crypto@...r.kernel.org, linux-integrity@...r.kernel.org,
        linux-security-module@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH v2 2/2] ima: add sm3 algorithm to hash algorithm configuration list

sm3 has been supported by the ima hash algorithm, but it is not
yet in the Kconfig configuration list. After adding, both ima and tpm2
can support sm3 well.

Signed-off-by: Tianjia Zhang <tianjia.zhang@...ux.alibaba.com>
---
 security/integrity/ima/Kconfig | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/security/integrity/ima/Kconfig b/security/integrity/ima/Kconfig
index 711ff10fa36e..3f3ee4e2eb0d 100644
--- a/security/integrity/ima/Kconfig
+++ b/security/integrity/ima/Kconfig
@@ -112,6 +112,10 @@ choice
 	config IMA_DEFAULT_HASH_WP512
 		bool "WP512"
 		depends on CRYPTO_WP512=y && !IMA_TEMPLATE
+
+	config IMA_DEFAULT_HASH_SM3
+		bool "SM3"
+		depends on CRYPTO_SM3=y && !IMA_TEMPLATE
 endchoice
 
 config IMA_DEFAULT_HASH
@@ -121,6 +125,7 @@ config IMA_DEFAULT_HASH
 	default "sha256" if IMA_DEFAULT_HASH_SHA256
 	default "sha512" if IMA_DEFAULT_HASH_SHA512
 	default "wp512" if IMA_DEFAULT_HASH_WP512
+	default "sm3" if IMA_DEFAULT_HASH_SM3
 
 config IMA_WRITE_POLICY
 	bool "Enable multiple writes to the IMA policy"
-- 
2.17.1