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[0/2] crypto: Remove VLA usage from skcipher

Message ID 20180904181629.20712-1-keescook@chromium.org (mailing list archive)
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Series crypto: Remove VLA usage from skcipher | expand

Message

Kees Cook Sept. 4, 2018, 6:16 p.m. UTC 
This removes VLAs[1] from SKCIPHER_REQUEST_ON_STACK by making it possible
for crypto_skcipher_set_reqsize() to fail. Callers are updated to handle
the error condition.

-Kees

[1] https://lkml.kernel.org/r/CA+55aFzCG-zNmZwX4A2FQpadafLfEzK6CC=qPXydAacU1RqZWA@mail.gmail.com

Kees Cook (2):
  crypto: skcipher: Allow crypto_skcipher_set_reqsize() to fail
  crypto: skcipher: Remove VLA usage for SKCIPHER_REQUEST_ON_STACK

 crypto/cryptd.c                                |  7 +++++--
 crypto/ctr.c                                   |  7 +++++--
 crypto/cts.c                                   |  7 +++++--
 crypto/lrw.c                                   |  9 ++++++---
 crypto/simd.c                                  |  7 +++++--
 crypto/xts.c                                   | 11 ++++++++---
 drivers/crypto/amcc/crypto4xx_core.c           |  8 +++++++-
 drivers/crypto/cavium/nitrox/nitrox_algs.c     |  9 +++++++--
 drivers/crypto/ccree/cc_cipher.c               |  6 ++++--
 drivers/crypto/hisilicon/sec/sec_algs.c        |  5 ++++-
 drivers/crypto/inside-secure/safexcel_cipher.c |  5 ++++-
 drivers/crypto/marvell/cipher.c                |  4 +---
 drivers/crypto/sunxi-ss/sun4i-ss-cipher.c      |  4 +---
 include/crypto/internal/skcipher.h             |  7 ++++++-
 include/crypto/skcipher.h                      |  4 +++-
 15 files changed, 71 insertions(+), 29 deletions(-)