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crypto: mcryptd - remove pointless wrapper functions

PATCH In review Eric Biggers 3 participants 3 messages Jan 25, 2018 – Feb 15, 2018 Crypto API

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#0 lore raw

PATCH 1/1 crypto: mcryptd - remove pointless wrapper functions

From: Eric Biggers <[email protected]>

There is no need for ahash_mcryptd_{update,final,finup,digest}(); we should just call crypto_ahash_*() directly.

---
 crypto/mcryptd.c               | 34 ++++------------------------------
 include/crypto/internal/hash.h |  5 -----
 2 files changed, 4 insertions(+), 35 deletions(-)
crypto/mcryptd.c +4 -30
index fe5129d6ff4e..f14152147ce8 100644
@@ -367,7 +367,7 @@ static void mcryptd_hash_update(struct crypto_async_request *req_async, int err)
 		goto out;
 
 	rctx->out = req->result;
-	err = ahash_mcryptd_update(&rctx->areq);
+	err = crypto_ahash_update(&rctx->areq);
 	if (err) {
 		req->base.complete = rctx->complete;
 		goto out;
@@ -394,7 +394,7 @@ static void mcryptd_hash_final(struct crypto_async_request *req_async, int err)
 		goto out;
 
 	rctx->out = req->result;
-	err = ahash_mcryptd_final(&rctx->areq);
+	err = crypto_ahash_final(&rctx->areq);
 	if (err) {
 		req->base.complete = rctx->complete;
 		goto out;
@@ -420,7 +420,7 @@ static void mcryptd_hash_finup(struct crypto_async_request *req_async, int err)
 	if (unlikely(err == -EINPROGRESS))
 		goto out;
 	rctx->out = req->result;
-	err = ahash_mcryptd_finup(&rctx->areq);
+	err = crypto_ahash_finup(&rctx->areq);
 
 	if (err) {
 		req->base.complete = rctx->complete;
@@ -455,7 +455,7 @@ static void mcryptd_hash_digest(struct crypto_async_request *req_async, int err)
 						rctx->complete, req_async);
 
 	rctx->out = req->result;
-	err = ahash_mcryptd_digest(desc);
+	err = crypto_ahash_init(desc) ?: crypto_ahash_finup(desc);
 
 out:
 	local_bh_disable();
@@ -612,32 +612,6 @@ struct mcryptd_ahash *mcryptd_alloc_ahash(const char *alg_name,
 }
 EXPORT_SYMBOL_GPL(mcryptd_alloc_ahash);
 
-int ahash_mcryptd_digest(struct ahash_request *desc)
-{
-	return crypto_ahash_init(desc) ?: ahash_mcryptd_finup(desc);
-}
-
-int ahash_mcryptd_update(struct ahash_request *desc)
-{
-	/* alignment is to be done by multi-buffer crypto algorithm if needed */
-
-	return crypto_ahash_update(desc);
-}
-
-int ahash_mcryptd_finup(struct ahash_request *desc)
-{
-	/* alignment is to be done by multi-buffer crypto algorithm if needed */
-
-	return crypto_ahash_finup(desc);
-}
-
-int ahash_mcryptd_final(struct ahash_request *desc)
-{
-	/* alignment is to be done by multi-buffer crypto algorithm if needed */
-
-	return crypto_ahash_final(desc);
-}
-
 struct crypto_ahash *mcryptd_ahash_child(struct mcryptd_ahash *tfm)
 {
 	struct mcryptd_hash_ctx *ctx = crypto_ahash_ctx(&tfm->base);
include/crypto/internal/hash.h +0 -5
index 27040a46d50a..a0b0ad9d585e 100644
@@ -126,11 +126,6 @@ int shash_ahash_update(struct ahash_request *req, struct shash_desc *desc);
 int shash_ahash_finup(struct ahash_request *req, struct shash_desc *desc);
 int shash_ahash_digest(struct ahash_request *req, struct shash_desc *desc);
 
-int ahash_mcryptd_update(struct ahash_request *desc);
-int ahash_mcryptd_final(struct ahash_request *desc);
-int ahash_mcryptd_finup(struct ahash_request *desc);
-int ahash_mcryptd_digest(struct ahash_request *desc);
-
 int crypto_init_shash_ops_async(struct crypto_tfm *tfm);
 
 static inline void *crypto_ahash_ctx(struct crypto_ahash *tfm)
Signature · 1 line
2.16.0
Acked-by on v1 1/1
#1 lore raw
Quoted 5 lines · Eric Biggers

From: Eric Biggers <[email protected]>

There is no need for ahash_mcryptd_{update,final,finup,digest}(); we should just call crypto_ahash_*() directly.

This clean up could have been done when we made sha1-mb async. Looks reasonable.

Quoted 96 lines
---
 crypto/mcryptd.c               | 34 ++++------------------------------
 include/crypto/internal/hash.h |  5 -----
 2 files changed, 4 insertions(+), 35 deletions(-)
crypto/mcryptd.c +4 -30
index fe5129d6ff4e..f14152147ce8 100644
@@ -367,7 +367,7 @@ static void mcryptd_hash_update(struct crypto_async_request *req_async, int err)
 		goto out;
 
 	rctx->out = req->result;
-	err = ahash_mcryptd_update(&rctx->areq);
+	err = crypto_ahash_update(&rctx->areq);
 	if (err) {
 		req->base.complete = rctx->complete;
 		goto out;
@@ -394,7 +394,7 @@ static void mcryptd_hash_final(struct crypto_async_request *req_async, int err)
 		goto out;
 
 	rctx->out = req->result;
-	err = ahash_mcryptd_final(&rctx->areq);
+	err = crypto_ahash_final(&rctx->areq);
 	if (err) {
 		req->base.complete = rctx->complete;
 		goto out;
@@ -420,7 +420,7 @@ static void mcryptd_hash_finup(struct crypto_async_request *req_async, int err)
 	if (unlikely(err == -EINPROGRESS))
 		goto out;
 	rctx->out = req->result;
-	err = ahash_mcryptd_finup(&rctx->areq);
+	err = crypto_ahash_finup(&rctx->areq);
 
 	if (err) {
 		req->base.complete = rctx->complete;
@@ -455,7 +455,7 @@ static void mcryptd_hash_digest(struct crypto_async_request *req_async, int err)
 						rctx->complete, req_async);
 
 	rctx->out = req->result;
-	err = ahash_mcryptd_digest(desc);
+	err = crypto_ahash_init(desc) ?: crypto_ahash_finup(desc);
 
 out:
 	local_bh_disable();
@@ -612,32 +612,6 @@ struct mcryptd_ahash *mcryptd_alloc_ahash(const char *alg_name,
 }
 EXPORT_SYMBOL_GPL(mcryptd_alloc_ahash);
 
-int ahash_mcryptd_digest(struct ahash_request *desc)
-{
-	return crypto_ahash_init(desc) ?: ahash_mcryptd_finup(desc);
-}
-
-int ahash_mcryptd_update(struct ahash_request *desc)
-{
-	/* alignment is to be done by multi-buffer crypto algorithm if needed */
-
-	return crypto_ahash_update(desc);
-}
-
-int ahash_mcryptd_finup(struct ahash_request *desc)
-{
-	/* alignment is to be done by multi-buffer crypto algorithm if needed */
-
-	return crypto_ahash_finup(desc);
-}
-
-int ahash_mcryptd_final(struct ahash_request *desc)
-{
-	/* alignment is to be done by multi-buffer crypto algorithm if needed */
-
-	return crypto_ahash_final(desc);
-}
-
 struct crypto_ahash *mcryptd_ahash_child(struct mcryptd_ahash *tfm)
 {
 	struct mcryptd_hash_ctx *ctx = crypto_ahash_ctx(&tfm->base);
include/crypto/internal/hash.h +0 -5
index 27040a46d50a..a0b0ad9d585e 100644
@@ -126,11 +126,6 @@ int shash_ahash_update(struct ahash_request *req, struct shash_desc *desc);
 int shash_ahash_finup(struct ahash_request *req, struct shash_desc *desc);
 int shash_ahash_digest(struct ahash_request *req, struct shash_desc *desc);
 
-int ahash_mcryptd_update(struct ahash_request *desc);
-int ahash_mcryptd_final(struct ahash_request *desc);
-int ahash_mcryptd_finup(struct ahash_request *desc);
-int ahash_mcryptd_digest(struct ahash_request *desc);
-
 int crypto_init_shash_ops_async(struct crypto_tfm *tfm);
 
 static inline void *crypto_ahash_ctx(struct crypto_ahash *tfm)