[PATCH] integrity: Allow sigv3 verification on EVM_XATTR_PORTABLE_DIGSIG

[Stefan Berger]

Allow sigv3 verification on EVM_XATTR_PORTABLE_DIGSIG on RSA, ECDSA,
ECRDSA, and SM2 signatures.

Signed-off-by: Stefan Berger <stefanb@xxxxxxxxxxxxx>
---
 security/integrity/digsig_asymmetric.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/security/integrity/digsig_asymmetric.c b/security/integrity/digsig_asymmetric.c
index 6b21b9bf829e..6e68ec3becbd 100644
--- a/security/integrity/digsig_asymmetric.c
+++ b/security/integrity/digsig_asymmetric.c
@@ -154,7 +154,8 @@ static int calc_file_id_hash(enum evm_ima_xattr_type type,
 	size_t file_id_size;
 	int rc;
 
-	if (type != IMA_VERITY_DIGSIG && type != EVM_IMA_XATTR_DIGSIG)
+	if (type != IMA_VERITY_DIGSIG && type != EVM_IMA_XATTR_DIGSIG &&
+	    type != EVM_XATTR_PORTABLE_DIGSIG)
 		return -EINVAL;
 
 	tfm = crypto_alloc_shash(hash_algo_name[algo], 0, 0);

base-commit: 3fa0dea50084da8279fb4b1175b3a9b4fc16f052
-- 
2.53.0