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| author | Kees Cook <keescook@chromium.org> | 2018-09-19 05:10:49 +0300 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2018-09-28 07:46:08 +0300 |
| commit | 7f28615df88a6311e233c2da9279e013ea1ee76b (patch) | |
| tree | a882355af0569c5c26f45a97d83d7eb7e0b578e7 /drivers/crypto/ccp/ccp-crypto.h | |
| parent | d2841f22f4601a2d8bae64ccef7e8e5fa8499e2f (diff) | |
| download | linux-7f28615df88a6311e233c2da9279e013ea1ee76b.tar.xz | |
crypto: ccp - Remove VLA usage of skcipher
In the quest to remove all stack VLA usage from the kernel[1], this
replaces struct crypto_skcipher and SKCIPHER_REQUEST_ON_STACK() usage
with struct crypto_sync_skcipher and SYNC_SKCIPHER_REQUEST_ON_STACK(),
which uses a fixed stack size.
[1] https://lkml.kernel.org/r/CA+55aFzCG-zNmZwX4A2FQpadafLfEzK6CC=qPXydAacU1RqZWA@mail.gmail.com
Cc: Tom Lendacky <thomas.lendacky@amd.com>
Cc: Gary Hook <gary.hook@amd.com>
Signed-off-by: Kees Cook <keescook@chromium.org>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto/ccp/ccp-crypto.h')
| -rw-r--r-- | drivers/crypto/ccp/ccp-crypto.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/crypto/ccp/ccp-crypto.h b/drivers/crypto/ccp/ccp-crypto.h index b9fd090c46c2..28819e11db96 100644 --- a/drivers/crypto/ccp/ccp-crypto.h +++ b/drivers/crypto/ccp/ccp-crypto.h @@ -88,7 +88,7 @@ static inline struct ccp_crypto_ahash_alg * /***** AES related defines *****/ struct ccp_aes_ctx { /* Fallback cipher for XTS with unsupported unit sizes */ - struct crypto_skcipher *tfm_skcipher; + struct crypto_sync_skcipher *tfm_skcipher; /* Cipher used to generate CMAC K1/K2 keys */ struct crypto_cipher *tfm_cipher; |