Messages in this thread | | | From | Horia Geantă <> | Subject | Re: [PATCH] crypto: caam - properly set IV after {en,de}crypt | Date | Wed, 28 Jun 2017 13:42:50 +0000 |
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On 6/28/2017 4:27 PM, David Gstir wrote: > Certain cipher modes like CTS expect the IV (req->info) of > ablkcipher_request (or equivalently req->iv of skcipher_request) to > contain the last ciphertext block when the {en,de}crypt operation is done. > This is currently not the case for the CAAM driver which in turn breaks > e.g. cts(cbc(aes)) when the CAAM driver is enabled. > > This patch fixes the CAAM driver to properly set the IV after the > {en,de}crypt operation of ablkcipher finishes. > > This issue was revealed by the changes in the SW CTS mode in commit > 0605c41cc53ca ("crypto: cts - Convert to skcipher") > > Cc: <stable@vger.kernel.org> # 4.8+ > Signed-off-by: David Gstir <david@sigma-star.at> Reviewed-by: Horia Geantă <horia.geanta@nxp.com>
Thanks, Horia
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