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crypto: hisilicon/sec - fix auth key size error

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The authentication algorithm supports a maximum of 128-byte keys.
The allocated key memory is insufficient.

Fixes: 2f072d75d1 ("crypto: hisilicon - Add aead support on SEC2")
Signed-off-by: Kai Ye <yekai13@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Kai Ye
2022-07-21 10:18:31 +08:00
committed by Herbert Xu
parent 383ce25dd2
commit 45f5d0176d
2 changed files with 4 additions and 3 deletions
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6
drivers/crypto/hisilicon/sec2/sec_crypto.c
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@@ -620,7 +620,7 @@ static int sec_auth_init(struct sec_ctx *ctx)
{
struct sec_auth_ctx *a_ctx = &ctx->a_ctx;
a_ctx->a_key = dma_alloc_coherent(ctx->dev, SEC_MAX_KEY_SIZE,
a_ctx->a_key = dma_alloc_coherent(ctx->dev, SEC_MAX_AKEY_SIZE,
&a_ctx->a_key_dma, GFP_KERNEL);
if (!a_ctx->a_key)
return -ENOMEM;
@@ -632,8 +632,8 @@ static void sec_auth_uninit(struct sec_ctx *ctx)
{
struct sec_auth_ctx *a_ctx = &ctx->a_ctx;
memzero_explicit(a_ctx->a_key, SEC_MAX_KEY_SIZE);
dma_free_coherent(ctx->dev, SEC_MAX_KEY_SIZE,
memzero_explicit(a_ctx->a_key, SEC_MAX_AKEY_SIZE);
dma_free_coherent(ctx->dev, SEC_MAX_AKEY_SIZE,
a_ctx->a_key, a_ctx->a_key_dma);
}