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module: icp: remove set-but-unused cd_miscdata

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Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Ahelenia Ziemiańska <nabijaczleweli@nabijaczleweli.xyz>
Closes #12901
This commit is contained in:
наб
2021-12-25 03:33:19 +01:00
committed by Brian Behlendorf
parent 739afd9475
commit 64e82cea13
6 changed files with 22 additions and 72 deletions
Download Patch File Download Diff File Expand all files Collapse all files
module/icp/algs/modes/cbc.c
+5 -12
View File
@@ -242,19 +242,12 @@ int
cbc_init_ctx(cbc_ctx_t *cbc_ctx, char *param, size_t param_len,
size_t block_size, void (*copy_block)(uint8_t *, uint64_t *))
{
/*
* Copy IV into context.
*
* If cm_param == NULL then the IV comes from the
* cd_miscdata field in the crypto_data structure.
*/
if (param != NULL) {
ASSERT(param_len == block_size);
copy_block((uchar_t *)param, cbc_ctx->cbc_iv);
}
/* Copy IV into context. */
ASSERT3P(param, !=, NULL);
ASSERT3U(param_len, ==, block_size);
copy_block((uchar_t *)param, cbc_ctx->cbc_iv);
cbc_ctx->cbc_lastp = (uint8_t *)&cbc_ctx->cbc_iv[0];
cbc_ctx->cbc_flags |= CBC_MODE;
return (CRYPTO_SUCCESS);
}
module/icp/core/kcf_prov_lib.c
+4 -20
View File
@@ -114,33 +114,21 @@ crypto_put_output_data(uchar_t *buf, crypto_data_t *output, int len)
int
crypto_update_iov(void *ctx, crypto_data_t *input, crypto_data_t *output,
int (*cipher)(void *, caddr_t, size_t, crypto_data_t *),
void (*copy_block)(uint8_t *, uint64_t *))
int (*cipher)(void *, caddr_t, size_t, crypto_data_t *))
{
common_ctx_t *common_ctx = ctx;
int rv;
ASSERT(input != output);
if (input->cd_miscdata != NULL) {
copy_block((uint8_t *)input->cd_miscdata,
&common_ctx->cc_iv[0]);
}
if (input->cd_raw.iov_len < input->cd_length)
return (CRYPTO_ARGUMENTS_BAD);
rv = (cipher)(ctx, input->cd_raw.iov_base + input->cd_offset,
input->cd_length, output);
return (rv);
return ((cipher)(ctx, input->cd_raw.iov_base + input->cd_offset,
input->cd_length, output));
}
int
crypto_update_uio(void *ctx, crypto_data_t *input, crypto_data_t *output,
int (*cipher)(void *, caddr_t, size_t, crypto_data_t *),
void (*copy_block)(uint8_t *, uint64_t *))
int (*cipher)(void *, caddr_t, size_t, crypto_data_t *))
{
common_ctx_t *common_ctx = ctx;
zfs_uio_t *uiop = input->cd_uio;
off_t offset = input->cd_offset;
size_t length = input->cd_length;
@@ -148,10 +136,6 @@ crypto_update_uio(void *ctx, crypto_data_t *input, crypto_data_t *output,
size_t cur_len;
ASSERT(input != output);
if (input->cd_miscdata != NULL) {
copy_block((uint8_t *)input->cd_miscdata,
&common_ctx->cc_iv[0]);
}
if (zfs_uio_segflg(input->cd_uio) != UIO_SYSSPACE) {
return (CRYPTO_ARGUMENTS_BAD);
module/icp/include/sys/crypto/impl.h
+2 -4
View File
@@ -481,11 +481,9 @@ extern void kcf_free_provider_desc(kcf_provider_desc_t *);
extern void undo_register_provider(kcf_provider_desc_t *, boolean_t);
extern int crypto_put_output_data(uchar_t *, crypto_data_t *, int);
extern int crypto_update_iov(void *, crypto_data_t *, crypto_data_t *,
int (*cipher)(void *, caddr_t, size_t, crypto_data_t *),
void (*copy_block)(uint8_t *, uint64_t *));
int (*cipher)(void *, caddr_t, size_t, crypto_data_t *));
extern int crypto_update_uio(void *, crypto_data_t *, crypto_data_t *,
int (*cipher)(void *, caddr_t, size_t, crypto_data_t *),
void (*copy_block)(uint8_t *, uint64_t *));
int (*cipher)(void *, caddr_t, size_t, crypto_data_t *));
/* Access to the provider's table */
extern void kcf_prov_tab_destroy(void);
module/icp/io/aes.c
+8 -12
View File
@@ -582,13 +582,11 @@ aes_encrypt_update(crypto_ctx_t *ctx, crypto_data_t *plaintext,
switch (plaintext->cd_format) {
case CRYPTO_DATA_RAW:
ret = crypto_update_iov(ctx->cc_provider_private,
plaintext, ciphertext, aes_encrypt_contiguous_blocks,
aes_copy_block64);
plaintext, ciphertext, aes_encrypt_contiguous_blocks);
break;
case CRYPTO_DATA_UIO:
ret = crypto_update_uio(ctx->cc_provider_private,
plaintext, ciphertext, aes_encrypt_contiguous_blocks,
aes_copy_block64);
plaintext, ciphertext, aes_encrypt_contiguous_blocks);
break;
default:
ret = CRYPTO_ARGUMENTS_BAD;
@@ -661,13 +659,11 @@ aes_decrypt_update(crypto_ctx_t *ctx, crypto_data_t *ciphertext,
switch (ciphertext->cd_format) {
case CRYPTO_DATA_RAW:
ret = crypto_update_iov(ctx->cc_provider_private,
ciphertext, plaintext, aes_decrypt_contiguous_blocks,
aes_copy_block64);
ciphertext, plaintext, aes_decrypt_contiguous_blocks);
break;
case CRYPTO_DATA_UIO:
ret = crypto_update_uio(ctx->cc_provider_private,
ciphertext, plaintext, aes_decrypt_contiguous_blocks,
aes_copy_block64);
ciphertext, plaintext, aes_decrypt_contiguous_blocks);
break;
default:
ret = CRYPTO_ARGUMENTS_BAD;
@@ -930,11 +926,11 @@ aes_encrypt_atomic(crypto_provider_handle_t provider,
switch (plaintext->cd_format) {
case CRYPTO_DATA_RAW:
ret = crypto_update_iov(&aes_ctx, plaintext, ciphertext,
aes_encrypt_contiguous_blocks, aes_copy_block64);
aes_encrypt_contiguous_blocks);
break;
case CRYPTO_DATA_UIO:
ret = crypto_update_uio(&aes_ctx, plaintext, ciphertext,
aes_encrypt_contiguous_blocks, aes_copy_block64);
aes_encrypt_contiguous_blocks);
break;
default:
ret = CRYPTO_ARGUMENTS_BAD;
@@ -1071,11 +1067,11 @@ aes_decrypt_atomic(crypto_provider_handle_t provider,
switch (ciphertext->cd_format) {
case CRYPTO_DATA_RAW:
ret = crypto_update_iov(&aes_ctx, ciphertext, plaintext,
aes_decrypt_contiguous_blocks, aes_copy_block64);
aes_decrypt_contiguous_blocks);
break;
case CRYPTO_DATA_UIO:
ret = crypto_update_uio(&aes_ctx, ciphertext, plaintext,
aes_decrypt_contiguous_blocks, aes_copy_block64);
aes_decrypt_contiguous_blocks);
break;
default:
ret = CRYPTO_ARGUMENTS_BAD;
module/os/linux/zfs/zio_crypt.c
-2
View File
@@ -438,13 +438,11 @@ zio_do_crypt_uio(boolean_t encrypt, uint64_t crypt, crypto_key_t *key,
plaindata.cd_format = CRYPTO_DATA_UIO;
plaindata.cd_offset = 0;
plaindata.cd_uio = puio;
plaindata.cd_miscdata = NULL;
plaindata.cd_length = plain_full_len;
cipherdata.cd_format = CRYPTO_DATA_UIO;
cipherdata.cd_offset = 0;
cipherdata.cd_uio = cuio;
cipherdata.cd_miscdata = NULL;
cipherdata.cd_length = datalen + maclen;
/* perform the actual encryption */