From ba42fa77efa1248eb44407bb212793548e2e32ec Mon Sep 17 00:00:00 2001 From: Denis Efremov Date: Thu, 27 Aug 2020 09:44:00 +0300 Subject: crypto: amlogic - use kfree_sensitive() Use kfree_sensitive() instead of open-coding it. Signed-off-by: Denis Efremov Tested-by: Corentin Labbe Acked-by: Corentin Labbe Signed-off-by: Herbert Xu --- drivers/crypto/amlogic/amlogic-gxl-cipher.c | 10 ++-------- 1 file changed, 2 insertions(+), 8 deletions(-) (limited to 'drivers/crypto/amlogic/amlogic-gxl-cipher.c') diff --git a/drivers/crypto/amlogic/amlogic-gxl-cipher.c b/drivers/crypto/amlogic/amlogic-gxl-cipher.c index d93210726697..ee5998af2fe8 100644 --- a/drivers/crypto/amlogic/amlogic-gxl-cipher.c +++ b/drivers/crypto/amlogic/amlogic-gxl-cipher.c @@ -340,10 +340,7 @@ 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); } @@ -367,10 +364,7 @@ int meson_aes_setkey(struct crypto_skcipher *tfm, const u8 *key, dev_dbg(mc->dev, "ERROR: Invalid keylen %u\n", keylen); 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); if (!op->key) -- cgit v1.2.3