linux-kernel - [PATCH] crypto: api

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Date:   Thu, 1 Apr 2021 15:20:49 +0800
From:   Zhiqi Song <songzhiqi1@...wei.com>
To:     <herbert@...dor.apana.org.au>, <davem@...emloft.net>
CC:     <linux-crypto@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <wangzhou1@...ilicon.com>, <fanghao11@...wei.com>,
        <prime.zeng@...ilicon.com>
Subject: [PATCH] crypto: api - fix coding style

Fixed following checkpatch error:
- do not use assignment in if condition
Fixed following checkpatch warning:
- prefer strscpy over strlcpy
- delete repeated word

Signed-off-by: Zhiqi Song <songzhiqi1@...wei.com>
---
 crypto/api.c | 20 ++++++++++++--------
 1 file changed, 12 insertions(+), 8 deletions(-)

diff --git a/crypto/api.c b/crypto/api.c
index c4eda56..624e653 100644
--- a/crypto/api.c
+++ b/crypto/api.c
@@ -115,7 +115,7 @@ struct crypto_larval *crypto_larval_alloc(const char *name, u32 type, u32 mask)
 	larval->alg.cra_priority = -1;
 	larval->alg.cra_destroy = crypto_larval_destroy;

-	strlcpy(larval->alg.cra_name, name, CRYPTO_MAX_ALG_NAME);
+	strscpy(larval->alg.cra_name, name, CRYPTO_MAX_ALG_NAME);
 	init_completion(&larval->completion);

 	return larval;
@@ -266,7 +266,7 @@ struct crypto_alg *crypto_alg_mod_lookup(const char *name, u32 type, u32 mask)

 	/*
 	 * If the internal flag is set for a cipher, require a caller to
-	 * to invoke the cipher with the internal flag to use that cipher.
+	 * invoke the cipher with the internal flag to use that cipher.
 	 * Also, if a caller wants to allocate a cipher that may or may
 	 * not be an internal cipher, use type | CRYPTO_ALG_INTERNAL and
 	 * !(mask & CRYPTO_ALG_INTERNAL).
@@ -359,9 +359,11 @@ struct crypto_tfm *__crypto_alloc_tfm(struct crypto_alg *alg, u32 type,
 	if (err)
 		goto out_free_tfm;

-	if (!tfm->exit && alg->cra_init && (err = alg->cra_init(tfm)))
-		goto cra_init_failed;
-
+	if (!tfm->exit && alg->cra_init) {
+		err = alg->cra_init(tfm);
+		if (err)
+			goto cra_init_failed;
+	}
 	goto out;

 cra_init_failed:
@@ -458,9 +460,11 @@ void *crypto_create_tfm_node(struct crypto_alg *alg,
 	if (err)
 		goto out_free_tfm;

-	if (!tfm->exit && alg->cra_init && (err = alg->cra_init(tfm)))
-		goto cra_init_failed;
-
+	if (!tfm->exit && alg->cra_init) {
+		err = alg->cra_init(tfm);
+		if (err)
+			goto cra_init_failed;
+	}
 	goto out;

 cra_init_failed:
--
2.7.4