Crypto Fixes for 4.20

[Herbert Xu]

Hi Linus: 

This push fixes the following issues:

- Potential memory overwrite in simd.
- Kernel info leaks in crypto_user.
- NULL dereference and use-after-free in hisilicon.


Please pull from

git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6.git linus


Ard Biesheuvel (1):
      crypto: simd - correctly take reqsize of wrapped skcipher into account

Corentin Labbe (1):
      crypto: user - Zeroize whole structure given to user space

Eric Biggers (1):
      crypto: user - fix leaking uninitialized memory to userspace

John Garry (2):
      crypto: hisilicon - Fix NULL dereference for same dst and src
      crypto: hisilicon - Fix reference after free of memories on error path

 crypto/crypto_user_base.c               | 18 +++++++++---------
 crypto/crypto_user_stat.c               | 21 +++++++++++++++++++++
 crypto/simd.c                           |  5 +++--
 drivers/crypto/hisilicon/sec/sec_algs.c | 31 +++++++++++++++++--------------
 4 files changed, 50 insertions(+), 25 deletions(-)

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