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authorTadeusz Struk <tadeusz.struk@intel.com>2016-02-02 10:08:58 -0800
committerHerbert Xu <herbert@gondor.apana.org.au>2016-02-06 15:33:26 +0800
commit42bbaabb12e687e9dcfa6cbb92567094cfbde7c2 (patch)
tree6e47fe0e5c4994339dc050e3afb0b3c9c34814cd /security
parent57f96bbab9d9fa89e79c30866e50aea61ffa7938 (diff)
downloadleg-kernel-42bbaabb12e687e9dcfa6cbb92567094cfbde7c2.tar.gz
integrity: convert digsig to akcipher api
Convert asymmetric_verify to akcipher api. Signed-off-by: Tadeusz Struk <tadeusz.struk@intel.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'security')
-rw-r--r--security/integrity/Kconfig1
-rw-r--r--security/integrity/digsig_asymmetric.c10
2 files changed, 4 insertions, 7 deletions
diff --git a/security/integrity/Kconfig b/security/integrity/Kconfig
index 21d756832b75..5533a011b58e 100644
--- a/security/integrity/Kconfig
+++ b/security/integrity/Kconfig
@@ -36,6 +36,7 @@ config INTEGRITY_ASYMMETRIC_KEYS
select ASYMMETRIC_KEY_TYPE
select ASYMMETRIC_PUBLIC_KEY_SUBTYPE
select PUBLIC_KEY_ALGO_RSA
+ select CRYPTO_RSA
select X509_CERTIFICATE_PARSER
help
This option enables digital signature verification using
diff --git a/security/integrity/digsig_asymmetric.c b/security/integrity/digsig_asymmetric.c
index 5ade2a7517a6..2fa3bc681a1b 100644
--- a/security/integrity/digsig_asymmetric.c
+++ b/security/integrity/digsig_asymmetric.c
@@ -106,13 +106,9 @@ int asymmetric_verify(struct key *keyring, const char *sig,
pks.pkey_hash_algo = hdr->hash_algo;
pks.digest = (u8 *)data;
pks.digest_size = datalen;
- pks.nr_mpi = 1;
- pks.rsa.s = mpi_read_raw_data(hdr->sig, siglen);
-
- if (pks.rsa.s)
- ret = verify_signature(key, &pks);
-
- mpi_free(pks.rsa.s);
+ pks.s = hdr->sig;
+ pks.s_size = siglen;
+ ret = verify_signature(key, &pks);
key_put(key);
pr_debug("%s() = %d\n", __func__, ret);
return ret;