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crypto: sun8i-ce - Fix memdup.cocci warnings

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Use kmemdup rather than duplicating its implementation

Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Acked-by: Corentin Labbe <clabbe.montjoie@gmail.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
YueHaibing 2019-11-12 07:23:14 +00:00 committed by Herbert Xu
parent d6e9da21ee
commit c7351845b2
1 changed files with 2 additions and 4 deletions
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6
drivers/crypto/allwinner/sun8i-ce/sun8i-ce-cipher.c
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@ -396,10 +396,9 @@ int sun8i_ce_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);
crypto_sync_skcipher_clear_flags(op->fallback_tfm, CRYPTO_TFM_REQ_MASK);
crypto_sync_skcipher_set_flags(op->fallback_tfm, tfm->base.crt_flags & CRYPTO_TFM_REQ_MASK);
@ -422,10 +421,9 @@ int sun8i_ce_des3_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);
crypto_sync_skcipher_clear_flags(op->fallback_tfm, CRYPTO_TFM_REQ_MASK);
crypto_sync_skcipher_set_flags(op->fallback_tfm, tfm->base.crt_flags & CRYPTO_TFM_REQ_MASK);