[PATCH v6 18/18] crypto: Remove AHASH_REQUEST_ON_STACK
From: Kees Cook <hidden>
Date: 2018-07-24 16:56:20
Also in:
dm-devel, linux-block, linux-crypto, linux-pm, linux-wireless, lkml
Subsystem:
crypto api, the rest · Maintainers:
Herbert Xu, "David S. Miller", Linus Torvalds
All users of AHASH_REQUEST_ON_STACK have been removed from the kernel, so drop it entirely so no VLAs get reintroduced by future users. Signed-off-by: Kees Cook <redacted> --- include/crypto/hash.h | 5 ----- 1 file changed, 5 deletions(-)
diff --git a/include/crypto/hash.h b/include/crypto/hash.h
index 21587011ab0f..fca3e28c77a4 100644
--- a/include/crypto/hash.h
+++ b/include/crypto/hash.h@@ -64,11 +64,6 @@ struct ahash_request { void *__ctx[] CRYPTO_MINALIGN_ATTR; }; -#define AHASH_REQUEST_ON_STACK(name, ahash) \ - char __##name##_desc[sizeof(struct ahash_request) + \ - crypto_ahash_reqsize(ahash)] CRYPTO_MINALIGN_ATTR; \ - struct ahash_request *name = (void *)__##name##_desc - /** * struct ahash_alg - asynchronous message digest definition * @init: **[mandatory]** Initialize the transformation context. Intended only to initialize the
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2.17.1