LRW has fixed blocksize of 16. Define LRW_BLOCK_SIZE and use in place of
crypto_cipher_blocksize().
Signed-off-by: Jussi Kivilinna <jussi.kivilinna@xxxxxxxx>
---
crypto/lrw.c | 8 +++++---
1 files changed, 5 insertions(+), 3 deletions(-)
diff --git a/crypto/lrw.c b/crypto/lrw.c
index fca3246..bee6022 100644
--- a/crypto/lrw.c
+++ b/crypto/lrw.c
@@ -27,6 +27,8 @@
#include <crypto/b128ops.h>
#include <crypto/gf128mul.h>
+#define LRW_BLOCK_SIZE 16
+
struct priv {
struct crypto_cipher *child;
/* optimizes multiplying a random (non incrementing, as at the
@@ -61,7 +63,7 @@ static int setkey(struct crypto_tfm *parent, const u8 *key,
struct crypto_cipher *child = ctx->child;
int err, i;
be128 tmp = { 0 };
- int bsize = crypto_cipher_blocksize(child);
+ int bsize = LRW_BLOCK_SIZE;
crypto_cipher_clear_flags(child, CRYPTO_TFM_REQ_MASK);
crypto_cipher_set_flags(child, crypto_tfm_get_flags(parent) &
@@ -134,7 +136,7 @@ static int crypt(struct blkcipher_desc *d,
{
int err;
unsigned int avail;
- const int bs = crypto_cipher_blocksize(ctx->child);
+ const int bs = LRW_BLOCK_SIZE;
struct sinfo s = {
.tfm = crypto_cipher_tfm(ctx->child),
.fn = fn
@@ -218,7 +220,7 @@ static int init_tfm(struct crypto_tfm *tfm)
if (IS_ERR(cipher))
return PTR_ERR(cipher);
- if (crypto_cipher_blocksize(cipher) != 16) {
+ if (crypto_cipher_blocksize(cipher) != LRW_BLOCK_SIZE) {
*flags |= CRYPTO_TFM_RES_BAD_BLOCK_LEN;
crypto_free_cipher(cipher);
return -EINVAL;
--
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