Messages in this thread Patch in this message | | | From | YueHaibing <> | Subject | [PATCH -next] crypto: amlogic - Use kmemdup in meson_aes_setkey() | Date | Tue, 29 Oct 2019 01:55:23 +0000 |
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Use kmemdup rather than duplicating its implementation
Signed-off-by: YueHaibing <yuehaibing@huawei.com> --- drivers/crypto/amlogic/amlogic-gxl-cipher.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/crypto/amlogic/amlogic-gxl-cipher.c b/drivers/crypto/amlogic/amlogic-gxl-cipher.c index e9283ffdbd23..78e776c58705 100644 --- a/drivers/crypto/amlogic/amlogic-gxl-cipher.c +++ b/drivers/crypto/amlogic/amlogic-gxl-cipher.c @@ -372,10 +372,9 @@ int meson_aes_setkey(struct crypto_skcipher *tfm, const u8 *key, kfree(op->key); } op->keylen = keylen; - op->key = kmalloc(keylen, GFP_KERNEL | GFP_DMA); + op->key = kmemdup(key, keylen, GFP_KERNEL | GFP_DMA); if (!op->key) return -ENOMEM; - memcpy(op->key, key, keylen); return crypto_sync_skcipher_setkey(op->fallback_tfm, key, keylen); }
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