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Code Issues Releases Wiki Activity

crypto: arm64/sha512-ce - clean up backwards function names

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In the Linux kernel, a function whose name has two leading underscores
is conventionally called by the same-named function without leading
underscores -- not the other way around.  __sha512_ce_transform() and
__sha512_block_data_order() got this backwards.  Fix this, albeit
without changing "sha512_block_data_order" in the perlasm since that is
OpenSSL code.  No change in behavior.

Signed-off-by: Eric Biggers <ebiggers@google.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Eric Biggers 2023-10-09 23:41:25 -07:00 committed by Herbert Xu
parent ba30d31121
commit 5f720a3df3
2 changed files with 17 additions and 17 deletions
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8
arch/arm64/crypto/sha512-ce-core.S
View file

@ -102,11 +102,11 @@
.endm
/*
* void sha512_ce_transform(struct sha512_state *sst, u8 const *src,
* int blocks)
* int __sha512_ce_transform(struct sha512_state *sst, u8 const *src,
* int blocks)
*/
.text
SYM_FUNC_START(sha512_ce_transform)
SYM_FUNC_START(__sha512_ce_transform)
/* load state */
ld1 {v8.2d-v11.2d}, [x0]
@ -203,4 +203,4 @@ CPU_LE( rev64 v19.16b, v19.16b )
3: st1 {v8.2d-v11.2d}, [x0]
mov w0, w2
ret
SYM_FUNC_END(sha512_ce_transform)
SYM_FUNC_END(__sha512_ce_transform)

26
arch/arm64/crypto/sha512-ce-glue.c
View file

@ -26,27 +26,27 @@ MODULE_LICENSE("GPL v2");
MODULE_ALIAS_CRYPTO("sha384");
MODULE_ALIAS_CRYPTO("sha512");
asmlinkage int sha512_ce_transform(struct sha512_state *sst, u8 const *src,
int blocks);
asmlinkage int __sha512_ce_transform(struct sha512_state *sst, u8 const *src,
int blocks);
asmlinkage void sha512_block_data_order(u64 *digest, u8 const *src, int blocks);
static void __sha512_ce_transform(struct sha512_state *sst, u8 const *src,
int blocks)
static void sha512_ce_transform(struct sha512_state *sst, u8 const *src,
int blocks)
{
while (blocks) {
int rem;
kernel_neon_begin();
rem = sha512_ce_transform(sst, src, blocks);
rem = __sha512_ce_transform(sst, src, blocks);
kernel_neon_end();
src += (blocks - rem) * SHA512_BLOCK_SIZE;
blocks = rem;
}
}
static void __sha512_block_data_order(struct sha512_state *sst, u8 const *src,
int blocks)
static void sha512_arm64_transform(struct sha512_state *sst, u8 const *src,
int blocks)
{
sha512_block_data_order(sst->state, src, blocks);
}
@ -54,8 +54,8 @@ static void __sha512_block_data_order(struct sha512_state *sst, u8 const *src,
static int sha512_ce_update(struct shash_desc *desc, const u8 *data,
unsigned int len)
{
sha512_block_fn *fn = crypto_simd_usable() ? __sha512_ce_transform
: __sha512_block_data_order;
sha512_block_fn *fn = crypto_simd_usable() ? sha512_ce_transform
: sha512_arm64_transform;
sha512_base_do_update(desc, data, len, fn);
return 0;
@ -64,8 +64,8 @@ static int sha512_ce_update(struct shash_desc *desc, const u8 *data,
static int sha512_ce_finup(struct shash_desc *desc, const u8 *data,
unsigned int len, u8 *out)
{
sha512_block_fn *fn = crypto_simd_usable() ? __sha512_ce_transform
: __sha512_block_data_order;
sha512_block_fn *fn = crypto_simd_usable() ? sha512_ce_transform
: sha512_arm64_transform;
sha512_base_do_update(desc, data, len, fn);
sha512_base_do_finalize(desc, fn);
@ -74,8 +74,8 @@ static int sha512_ce_finup(struct shash_desc *desc, const u8 *data,
static int sha512_ce_final(struct shash_desc *desc, u8 *out)
{
sha512_block_fn *fn = crypto_simd_usable() ? __sha512_ce_transform
: __sha512_block_data_order;
sha512_block_fn *fn = crypto_simd_usable() ? sha512_ce_transform
: sha512_arm64_transform;
sha512_base_do_finalize(desc, fn);
return sha512_base_finish(desc, out);