[PATCH] crypto: move from strlcpy with unused retval to strscpy

From: Wolfram Sang
Date: Thu Aug 18 2022 - 17:00:32 EST


Follow the advice of the below link and prefer 'strscpy' in this
subsystem. Conversion is 1:1 because the return value is not used.
Generated by a coccinelle script.

Link: https://lore.kernel.org/r/CAHk-=wgfRnXz0W3D37d01q3JFkr_i_uTL=V6A6G1oUZcprmknw@xxxxxxxxxxxxxx/
Signed-off-by: Wolfram Sang <wsa+renesas@xxxxxxxxxxxxxxxxxxxx>
---
crypto/api.c | 2 +-
crypto/essiv.c | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/crypto/api.c b/crypto/api.c
index 69508ae9345e..a2b79d517a06 100644
--- a/crypto/api.c
+++ b/crypto/api.c
@@ -114,7 +114,7 @@ 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;
diff --git a/crypto/essiv.c b/crypto/essiv.c
index 8bcc5bdcb2a9..e33369df9034 100644
--- a/crypto/essiv.c
+++ b/crypto/essiv.c
@@ -543,7 +543,7 @@ static int essiv_create(struct crypto_template *tmpl, struct rtattr **tb)
}

/* record the driver name so we can instantiate this exact algo later */
- strlcpy(ictx->shash_driver_name, hash_alg->base.cra_driver_name,
+ strscpy(ictx->shash_driver_name, hash_alg->base.cra_driver_name,
CRYPTO_MAX_ALG_NAME);

/* Instance fields */
--
2.35.1