tree 073fc5aca5c4e48804dae27d49f6a66b4dc7ffd8
parent 935e99a3afda0a58c2eada0ff7c613d3844d738c
author Gerald Schaefer <gerald.schaefer@de.ibm.com> 1384877567 +0100
committer Herbert Xu <herbert@gondor.apana.org.au> 1385648716 +0800

crypto: s390 - Fix aes-xts parameter corruption

Some s390 crypto algorithms incorrectly use the crypto_tfm structure to
store private data. As the tfm can be shared among multiple threads, this
can result in data corruption.

This patch fixes aes-xts by moving the xts and pcc parameter blocks from
the tfm onto the stack (48 + 96 bytes).

Cc: stable@vger.kernel.org
Signed-off-by: Gerald Schaefer <gerald.schaefer@de.ibm.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>