[PATCH v2 1/4] crypto: inside-secure - use kfree_sensitive()

Denis Efremov
2020-08-27T06:44:57Z

Use kfree_sensitive() instead of open-coding it.

Signed-off-by: Denis Efremov <efremov@linux.com>
---
drivers/crypto/inside-secure/safexcel_hash.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/crypto/inside-secure/safexcel_hash.c b/drivers/crypto/inside-secure/safexcel_hash.c
index 16a467969d8e..5ffdc1cd5847 100644
--- a/drivers/crypto/inside-secure/safexcel_hash.c
+++ b/drivers/crypto/inside-secure/safexcel_hash.c
@@ -1082,8 +1082,7 @@ static int safexcel_hmac_init_pad(struct ahash_request *areq,
}

/* Avoid leaking */
- memzero_explicit(keydup, keylen);
- kfree(keydup);
+ kfree_sensitive(keydup);

if (ret)
return ret;
--
2.26.2