Messages in this thread Patch in this message | | | From | Denis Efremov <> | Subject | [PATCH] crypto: sun8i-ss - remove redundant memzero_explicit() | Date | Thu, 27 Aug 2020 10:40:23 +0300 |
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Remove redundant memzero_explicit() in sun8i_ss_cipher() before calling kfree_sensitive(). kfree_sensitive() will zero the memory with memzero_explicit().
Signed-off-by: Denis Efremov <efremov@linux.com> --- drivers/crypto/allwinner/sun8i-ss/sun8i-ss-cipher.c | 1 - 1 file changed, 1 deletion(-)
diff --git a/drivers/crypto/allwinner/sun8i-ss/sun8i-ss-cipher.c b/drivers/crypto/allwinner/sun8i-ss/sun8i-ss-cipher.c index deb8b39a86db..ed2a69f82e1c 100644 --- a/drivers/crypto/allwinner/sun8i-ss/sun8i-ss-cipher.c +++ b/drivers/crypto/allwinner/sun8i-ss/sun8i-ss-cipher.c @@ -248,7 +248,6 @@ static int sun8i_ss_cipher(struct skcipher_request *areq) offset = areq->cryptlen - ivsize; if (rctx->op_dir & SS_DECRYPTION) { memcpy(areq->iv, backup_iv, ivsize); - memzero_explicit(backup_iv, ivsize); kfree_sensitive(backup_iv); } else { scatterwalk_map_and_copy(areq->iv, areq->dst, offset, -- 2.26.2
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