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[API-NEXT,v4,10/23] linux-generic: crypto: explicitly disable padding for AES-GCM

Message ID 20170601082320.4673-18-dmitry.ereminsolenikov@linaro.org
State Superseded
Headers show
Series Major cryptography rework | expand

Commit Message

Dmitry Eremin-Solenikov June 1, 2017, 8:22 a.m. UTC 
Signed-off-by: Dmitry Eremin-Solenikov <dmitry.ereminsolenikov@linaro.org>

---
 platform/linux-generic/odp_crypto.c | 2 ++
 1 file changed, 2 insertions(+)

-- 
2.11.0
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Patch

diff --git a/platform/linux-generic/odp_crypto.c b/platform/linux-generic/odp_crypto.c
index 3deec7de3f7c..ff3f1ac76780 100644
--- a/platform/linux-generic/odp_crypto.c
+++ b/platform/linux-generic/odp_crypto.c
@@ -291,6 +291,7 @@  odp_crypto_alg_err_t aes_gcm_encrypt(odp_crypto_op_param_t *param,
 	EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_GCM_SET_IVLEN,
 			    session->p.iv.length, NULL);
 	EVP_EncryptInit_ex(ctx, NULL, NULL, NULL, iv_ptr);
+	EVP_CIPHER_CTX_set_padding(ctx, 0);
 
 	/* Authenticate header data (if any) without encrypting them */
 	if (aad_len > 0)
@@ -338,6 +339,7 @@  odp_crypto_alg_err_t aes_gcm_decrypt(odp_crypto_op_param_t *param,
 	EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_GCM_SET_IVLEN,
 			    session->p.iv.length, NULL);
 	EVP_DecryptInit_ex(ctx, NULL, NULL, NULL, iv_ptr);
+	EVP_CIPHER_CTX_set_padding(ctx, 0);
 
 	EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_GCM_SET_TAG,
 			    session->p.auth_digest_len, tag);