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* [PATCH] crypto/drbg.c:remove unnecessary (void*) conversions
@ 2022-08-09  9:14 Dong Chuanjian
  2022-08-09 18:07 ` Eric Biggers
  0 siblings, 1 reply; 5+ messages in thread
From: Dong Chuanjian @ 2022-08-09  9:14 UTC (permalink / raw)
  To: herbert, davem; +Cc: linux-crypto, linux-kernel, kernel, Dong Chuanjian

remove unnecessary void* type casting

Signed-off-by: Dong Chuanjian <chuanjian@nfschina.com>

diff --git a/crypto/drbg.c b/crypto/drbg.c
index 177983b6ae38..f41ec3088ecc 100644
--- a/crypto/drbg.c
+++ b/crypto/drbg.c
@@ -1703,7 +1703,7 @@ static int drbg_init_hash_kernel(struct drbg_state *drbg)
 
 static int drbg_fini_hash_kernel(struct drbg_state *drbg)
 {
-	struct sdesc *sdesc = (struct sdesc *)drbg->priv_data;
+	struct sdesc *sdesc = drbg->priv_data;
 	if (sdesc) {
 		crypto_free_shash(sdesc->shash.tfm);
 		kfree_sensitive(sdesc);
@@ -1715,7 +1715,7 @@ static int drbg_fini_hash_kernel(struct drbg_state *drbg)
 static void drbg_kcapi_hmacsetkey(struct drbg_state *drbg,
 				  const unsigned char *key)
 {
-	struct sdesc *sdesc = (struct sdesc *)drbg->priv_data;
+	struct sdesc *sdesc = drbg->priv_data;
 
 	crypto_shash_setkey(sdesc->shash.tfm, key, drbg_statelen(drbg));
 }
@@ -1723,7 +1723,7 @@ static void drbg_kcapi_hmacsetkey(struct drbg_state *drbg,
 static int drbg_kcapi_hash(struct drbg_state *drbg, unsigned char *outval,
 			   const struct list_head *in)
 {
-	struct sdesc *sdesc = (struct sdesc *)drbg->priv_data;
+	struct sdesc *sdesc = drbg->priv_data;
 	struct drbg_string *input = NULL;
 
 	crypto_shash_init(&sdesc->shash);
@@ -1819,7 +1819,7 @@ static void drbg_kcapi_symsetkey(struct drbg_state *drbg,
 				 const unsigned char *key)
 {
 	struct crypto_cipher *tfm =
-		(struct crypto_cipher *)drbg->priv_data;
+		drbg->priv_data;
 
 	crypto_cipher_setkey(tfm, key, (drbg_keylen(drbg)));
 }
@@ -1828,7 +1828,7 @@ static int drbg_kcapi_sym(struct drbg_state *drbg, unsigned char *outval,
 			  const struct drbg_string *in)
 {
 	struct crypto_cipher *tfm =
-		(struct crypto_cipher *)drbg->priv_data;
+		drbg->priv_data;
 
 	/* there is only component in *in */
 	BUG_ON(in->len < drbg_blocklen(drbg));
-- 
2.18.2


^ permalink raw reply related	[flat|nested] 5+ messages in thread

* Re: [PATCH] crypto/drbg.c:remove unnecessary (void*) conversions
  2022-08-09  9:14 [PATCH] crypto/drbg.c:remove unnecessary (void*) conversions Dong Chuanjian
@ 2022-08-09 18:07 ` Eric Biggers
  2022-08-11  7:17   ` Dong Chuanjian
  0 siblings, 1 reply; 5+ messages in thread
From: Eric Biggers @ 2022-08-09 18:07 UTC (permalink / raw)
  To: Dong Chuanjian; +Cc: herbert, davem, linux-crypto, linux-kernel, kernel

On Tue, Aug 09, 2022 at 05:14:52PM +0800, Dong Chuanjian wrote:
>  	struct crypto_cipher *tfm =
> -		(struct crypto_cipher *)drbg->priv_data;
> +		drbg->priv_data;

Might as well join this into one line.

>  
>  	crypto_cipher_setkey(tfm, key, (drbg_keylen(drbg)));
>  }
> @@ -1828,7 +1828,7 @@ static int drbg_kcapi_sym(struct drbg_state *drbg, unsigned char *outval,
>  			  const struct drbg_string *in)
>  {
>  	struct crypto_cipher *tfm =
> -		(struct crypto_cipher *)drbg->priv_data;
> +		drbg->priv_data;

Likewise.

- Eric

^ permalink raw reply	[flat|nested] 5+ messages in thread

* Re: [PATCH] crypto/drbg.c:remove unnecessary (void*) conversions
  2022-08-09 18:07 ` Eric Biggers
@ 2022-08-11  7:17   ` Dong Chuanjian
  2022-08-11  7:17     ` [PATCH] crypto/drbg: remove " Dong Chuanjian
  0 siblings, 1 reply; 5+ messages in thread
From: Dong Chuanjian @ 2022-08-11  7:17 UTC (permalink / raw)
  To: ebiggers; +Cc: chuanjian, davem, herbert, kernel, linux-crypto, linux-kernel


v2:
Turn assignments less than 75 characters into one line


^ permalink raw reply	[flat|nested] 5+ messages in thread

* [PATCH] crypto/drbg: remove unnecessary (void*) conversions
  2022-08-11  7:17   ` Dong Chuanjian
@ 2022-08-11  7:17     ` Dong Chuanjian
  2022-08-19 11:03       ` Herbert Xu
  0 siblings, 1 reply; 5+ messages in thread
From: Dong Chuanjian @ 2022-08-11  7:17 UTC (permalink / raw)
  To: ebiggers; +Cc: chuanjian, davem, herbert, kernel, linux-crypto, linux-kernel

remove unnecessary void* type casting

v2:
Turn assignments less than 75 characters into one line.

Signed-off-by: Dong Chuanjian <chuanjian@nfschina.com>

diff --git a/crypto/drbg.c b/crypto/drbg.c
index 177983b6ae38..982d4ca4526d 100644
--- a/crypto/drbg.c
+++ b/crypto/drbg.c
@@ -1703,7 +1703,7 @@ static int drbg_init_hash_kernel(struct drbg_state *drbg)
 
 static int drbg_fini_hash_kernel(struct drbg_state *drbg)
 {
-	struct sdesc *sdesc = (struct sdesc *)drbg->priv_data;
+	struct sdesc *sdesc = drbg->priv_data;
 	if (sdesc) {
 		crypto_free_shash(sdesc->shash.tfm);
 		kfree_sensitive(sdesc);
@@ -1715,7 +1715,7 @@ static int drbg_fini_hash_kernel(struct drbg_state *drbg)
 static void drbg_kcapi_hmacsetkey(struct drbg_state *drbg,
 				  const unsigned char *key)
 {
-	struct sdesc *sdesc = (struct sdesc *)drbg->priv_data;
+	struct sdesc *sdesc = drbg->priv_data;
 
 	crypto_shash_setkey(sdesc->shash.tfm, key, drbg_statelen(drbg));
 }
@@ -1723,7 +1723,7 @@ static void drbg_kcapi_hmacsetkey(struct drbg_state *drbg,
 static int drbg_kcapi_hash(struct drbg_state *drbg, unsigned char *outval,
 			   const struct list_head *in)
 {
-	struct sdesc *sdesc = (struct sdesc *)drbg->priv_data;
+	struct sdesc *sdesc = drbg->priv_data;
 	struct drbg_string *input = NULL;
 
 	crypto_shash_init(&sdesc->shash);
@@ -1818,8 +1818,7 @@ static int drbg_init_sym_kernel(struct drbg_state *drbg)
 static void drbg_kcapi_symsetkey(struct drbg_state *drbg,
 				 const unsigned char *key)
 {
-	struct crypto_cipher *tfm =
-		(struct crypto_cipher *)drbg->priv_data;
+	struct crypto_cipher *tfm = drbg->priv_data;
 
 	crypto_cipher_setkey(tfm, key, (drbg_keylen(drbg)));
 }
@@ -1827,8 +1826,7 @@ static void drbg_kcapi_symsetkey(struct drbg_state *drbg,
 static int drbg_kcapi_sym(struct drbg_state *drbg, unsigned char *outval,
 			  const struct drbg_string *in)
 {
-	struct crypto_cipher *tfm =
-		(struct crypto_cipher *)drbg->priv_data;
+	struct crypto_cipher *tfm = drbg->priv_data;
 
 	/* there is only component in *in */
 	BUG_ON(in->len < drbg_blocklen(drbg));
-- 
2.18.2


^ permalink raw reply related	[flat|nested] 5+ messages in thread

* Re: [PATCH] crypto/drbg: remove unnecessary (void*) conversions
  2022-08-11  7:17     ` [PATCH] crypto/drbg: remove " Dong Chuanjian
@ 2022-08-19 11:03       ` Herbert Xu
  0 siblings, 0 replies; 5+ messages in thread
From: Herbert Xu @ 2022-08-19 11:03 UTC (permalink / raw)
  To: Dong Chuanjian; +Cc: ebiggers, davem, kernel, linux-crypto, linux-kernel

On Thu, Aug 11, 2022 at 03:17:33PM +0800, Dong Chuanjian wrote:
> remove unnecessary void* type casting
> 
> v2:
> Turn assignments less than 75 characters into one line.
> 
> Signed-off-by: Dong Chuanjian <chuanjian@nfschina.com>

Patch applied.  Thanks.
-- 
Email: Herbert Xu <herbert@gondor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt

^ permalink raw reply	[flat|nested] 5+ messages in thread

end of thread, other threads:[~2022-08-19 11:03 UTC | newest]

Thread overview: 5+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2022-08-09  9:14 [PATCH] crypto/drbg.c:remove unnecessary (void*) conversions Dong Chuanjian
2022-08-09 18:07 ` Eric Biggers
2022-08-11  7:17   ` Dong Chuanjian
2022-08-11  7:17     ` [PATCH] crypto/drbg: remove " Dong Chuanjian
2022-08-19 11:03       ` Herbert Xu

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