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Subject[PATCH 4/6] crypto: ccree - only check condition if needed
Date
Move testing of condition to after the point we decide if
we need it or not.

Signed-off-by: Gilad Ben-Yossef <gilad@benyossef.com>
---
drivers/crypto/ccree/cc_aead.c | 12 ++++++------
1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/drivers/crypto/ccree/cc_aead.c b/drivers/crypto/ccree/cc_aead.c
index 1c5d927d632c..cce103e3b822 100644
--- a/drivers/crypto/ccree/cc_aead.c
+++ b/drivers/crypto/ccree/cc_aead.c
@@ -1800,12 +1800,6 @@ static int cc_gcm(struct aead_request *req, struct cc_hw_desc desc[],
struct aead_req_ctx *req_ctx = aead_request_ctx(req);
unsigned int cipher_flow_mode;

- if (req_ctx->gen_ctx.op_type == DRV_CRYPTO_DIRECTION_DECRYPT) {
- cipher_flow_mode = AES_and_HASH;
- } else { /* Encrypt */
- cipher_flow_mode = AES_to_HASH_and_DOUT;
- }
-
//in RFC4543 no data to encrypt. just copy data from src to dest.
if (req_ctx->plaintext_authenticate_only) {
cc_proc_cipher_desc(req, BYPASS, desc, seq_size);
@@ -1817,6 +1811,12 @@ static int cc_gcm(struct aead_request *req, struct cc_hw_desc desc[],
return 0;
}

+ if (req_ctx->gen_ctx.op_type == DRV_CRYPTO_DIRECTION_DECRYPT) {
+ cipher_flow_mode = AES_and_HASH;
+ } else { /* Encrypt */
+ cipher_flow_mode = AES_to_HASH_and_DOUT;
+ }
+
// for gcm and rfc4106.
cc_set_ghash_desc(req, desc, seq_size);
/* process(ghash) assoc data */
--
2.25.1
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