From 2a5831b1d29754c216ad3b06a018c29e74d4ad10 Mon Sep 17 00:00:00 2001 From: Eric Biggers Date: Mon, 9 Dec 2019 12:40:54 -0800 Subject: fscrypt: constify struct fscrypt_hkdf parameter to fscrypt_hkdf_expand() Constify the struct fscrypt_hkdf parameter to fscrypt_hkdf_expand(). This makes it clearer that struct fscrypt_hkdf contains the key only, not any per-request state. Link: https://lore.kernel.org/r/20191209204054.227736-1-ebiggers@kernel.org Signed-off-by: Eric Biggers --- fs/crypto/fscrypt_private.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'fs/crypto/fscrypt_private.h') diff --git a/fs/crypto/fscrypt_private.h b/fs/crypto/fscrypt_private.h index 130b50e5a011..23cef4d3793a 100644 --- a/fs/crypto/fscrypt_private.h +++ b/fs/crypto/fscrypt_private.h @@ -287,7 +287,7 @@ extern int fscrypt_init_hkdf(struct fscrypt_hkdf *hkdf, const u8 *master_key, #define HKDF_CONTEXT_DIRECT_KEY 3 #define HKDF_CONTEXT_IV_INO_LBLK_64_KEY 4 -extern int fscrypt_hkdf_expand(struct fscrypt_hkdf *hkdf, u8 context, +extern int fscrypt_hkdf_expand(const struct fscrypt_hkdf *hkdf, u8 context, const u8 *info, unsigned int infolen, u8 *okm, unsigned int okmlen); -- cgit v1.2.3