Re: [PATCH] crypto: crypto4xx - fix AES CTR blocksize value

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On Fri, May 17, 2019 at 11:15:57PM +0200, Christian Lamparter wrote:
> This patch fixes a issue with crypto4xx's ctr(aes) that was
> discovered by libcapi's kcapi-enc-test.sh test.
> 
> The some of the ctr(aes) encryptions test were failing on the
> non-power-of-two test:
> 
> kcapi-enc - Error: encryption failed with error 0
> kcapi-enc - Error: decryption failed with error 0
> [FAILED: 32-bit - 5.1.0-rc1+] 15 bytes: STDIN / STDOUT enc test (128 bits):
> original file (1d100e..cc96184c) and generated file (e3b0c442..1b7852b855)
> [FAILED: 32-bit - 5.1.0-rc1+] 15 bytes: STDIN / STDOUT enc test (128 bits)
> (openssl generated CT): original file (e3b0..5) and generated file (3..8e)
> [PASSED: 32-bit - 5.1.0-rc1+] 15 bytes: STDIN / STDOUT enc test (128 bits)
> (openssl generated PT)
> [FAILED: 32-bit - 5.1.0-rc1+] 15 bytes: STDIN / STDOUT enc test (password):
> original file (1d1..84c) and generated file (e3b..852b855)
> 
> But the 16, 32, 512, 65536 tests always worked.
> 
> Thankfully, this isn't a hidden hardware problem like previously,
> instead this turned out to be a copy and paste issue.
> 
> With this patch, all the tests are passing with and
> kcapi-enc-test.sh gives crypto4xx's a clean bill of health:
>  "Number of failures: 0" :).
> 
> Cc: stable@xxxxxxxxxxxxxxx
> Fixes: 98e87e3d933b ("crypto: crypto4xx - add aes-ctr support")
> Fixes: f2a13e7cba9e ("crypto: crypto4xx - enable AES RFC3686, ECB, CFB and OFB offloads")
> Signed-off-by: Christian Lamparter <chunkeey@xxxxxxxxx>
> ---
>  drivers/crypto/amcc/crypto4xx_core.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)

Patch applied.  Thanks.
-- 
Email: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt



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