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Subject[PATCH] crypto: amlogic - use kfree_sensitive()
Date
Use kfree_sensitive() instead of open-coding it.

Signed-off-by: Denis Efremov <efremov@linux.com>
---
drivers/crypto/amlogic/amlogic-gxl-cipher.c | 6 ++----
1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/crypto/amlogic/amlogic-gxl-cipher.c b/drivers/crypto/amlogic/amlogic-gxl-cipher.c
index d93210726697..f3dca456d9f8 100644
--- a/drivers/crypto/amlogic/amlogic-gxl-cipher.c
+++ b/drivers/crypto/amlogic/amlogic-gxl-cipher.c
@@ -341,8 +341,7 @@ void meson_cipher_exit(struct crypto_tfm *tfm)
struct meson_cipher_tfm_ctx *op = crypto_tfm_ctx(tfm);

if (op->key) {
- memzero_explicit(op->key, op->keylen);
- kfree(op->key);
+ kfree_sensitive(op->key);
}
crypto_free_skcipher(op->fallback_tfm);
}
@@ -368,8 +367,7 @@ int meson_aes_setkey(struct crypto_skcipher *tfm, const u8 *key,
return -EINVAL;
}
if (op->key) {
- memzero_explicit(op->key, op->keylen);
- kfree(op->key);
+ kfree_sensitive(op->key);
}
op->keylen = keylen;
op->key = kmemdup(key, keylen, GFP_KERNEL | GFP_DMA);
--
2.26.2
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