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(parent: 935e99a) | patch
crypto: s390 - Fix aes-xts parameter corruption
authorGerald Schaefer <gerald.schaefer@de.ibm.com>
Tue, 19 Nov 2013 16:12:47 +0000 (17:12 +0100)
committerHerbert Xu <herbert@gondor.apana.org.au>
Thu, 28 Nov 2013 14:25:16 +0000 (22:25 +0800)
commit9dda2769af4f3f3093434648c409bb351120d9e8
tree073fc5aca5c4e48804dae27d49f6a66b4dc7ffd8tree | snapshot
parent935e99a3afda0a58c2eada0ff7c613d3844d738ccommit | diff
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>
arch/s390/crypto/aes_s390.c diff | blob | history
Domain: System / Uncategorized;