The dev *ss is stored both in sun4i_tfm_ctx and sun4i_req_ctx.
Since this pointer will never be changed during tfm life, it is better
to remove it from sun4i_req_ctx.
Signed-off-by: LABBE Corentin <clabbe.montjoie@xxxxxxxxx>
---
drivers/crypto/sunxi-ss/sun4i-ss-hash.c | 13 +++++++++++--
drivers/crypto/sunxi-ss/sun4i-ss.h | 1 -
2 files changed, 11 insertions(+), 3 deletions(-)
diff --git a/drivers/crypto/sunxi-ss/sun4i-ss-hash.c b/drivers/crypto/sunxi-ss/sun4i-ss-hash.c
index 60031e0..2ee3b59 100644
--- a/drivers/crypto/sunxi-ss/sun4i-ss-hash.c
+++ b/drivers/crypto/sunxi-ss/sun4i-ss-hash.c
@@ -20,6 +20,15 @@
int sun4i_hash_crainit(struct crypto_tfm *tfm)
{
+ struct sun4i_tfm_ctx *op = crypto_tfm_ctx(tfm);
+ struct ahash_alg *alg = __crypto_ahash_alg(tfm->__crt_alg);
+ struct sun4i_ss_alg_template *algt;
+
+ memset(op, 0, sizeof(struct sun4i_tfm_ctx));
+
+ algt = container_of(alg, struct sun4i_ss_alg_template, alg.hash);
+ op->ss = algt->ss;
+
crypto_ahash_set_reqsize(__crypto_ahash_cast(tfm),
sizeof(struct sun4i_req_ctx));
return 0;
@@ -36,7 +45,6 @@ int sun4i_hash_init(struct ahash_request *areq)
memset(op, 0, sizeof(struct sun4i_req_ctx));
algt = container_of(alg, struct sun4i_ss_alg_template, alg.hash);
- op->ss = algt->ss;
op->mode = algt->mode;
return 0;
@@ -168,8 +176,9 @@ int sun4i_hash(struct ahash_request *areq)
*/
struct sun4i_req_ctx *op = ahash_request_ctx(areq);
- struct sun4i_ss_ctx *ss = op->ss;
struct crypto_ahash *tfm = crypto_ahash_reqtfm(areq);
+ struct sun4i_tfm_ctx *tfmctx = crypto_ahash_ctx(tfm);
+ struct sun4i_ss_ctx *ss = tfmctx->ss;
unsigned int in_i = 0; /* advancement in the current SG */
unsigned int end;
/*
diff --git a/drivers/crypto/sunxi-ss/sun4i-ss.h b/drivers/crypto/sunxi-ss/sun4i-ss.h
index ece5a1c..f04c0f8 100644
--- a/drivers/crypto/sunxi-ss/sun4i-ss.h
+++ b/drivers/crypto/sunxi-ss/sun4i-ss.h
@@ -163,7 +163,6 @@ struct sun4i_req_ctx {
u32 hash[5]; /* for storing SS_IVx register */
char buf[64];
unsigned int len;
- struct sun4i_ss_ctx *ss;
int flags;
};
--
2.7.3
--
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