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OpenCloudOS-Kernel
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Merge git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6 

* git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6:
  random: Remove unused inode variable
  crypto: padlock-sha - Add import/export support
  random: drop weird m_time/a_time manipulation
This commit is contained in:
Linus Torvalds 2010-02-02 12:48:49 -08:00
parent 4dab75ec3e cd1510cb5f
commit 489b24f2cb
2 changed files with 23 additions and 9 deletions
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9
drivers/char/random.c
View File

@ -1051,12 +1051,6 @@ random_read(struct file *file, char __user *buf, size_t nbytes, loff_t *ppos)
/* like a named pipe */
}
/*
* If we gave the user some bytes, update the access time.
*/
if (count)
file_accessed(file);
return (count ? count : retval);
}
@ -1107,7 +1101,6 @@ static ssize_t random_write(struct file *file, const char __user *buffer,
size_t count, loff_t *ppos)
{
size_t ret;
struct inode *inode = file->f_path.dentry->d_inode;
ret = write_pool(&blocking_pool, buffer, count);
if (ret)
@ -1116,8 +1109,6 @@ static ssize_t random_write(struct file *file, const char __user *buffer,
if (ret)
return ret;
inode->i_mtime = current_fs_time(inode->i_sb);
mark_inode_dirty(inode);
return (ssize_t)count;
}

23
drivers/crypto/padlock-sha.c
View File

@ -57,6 +57,23 @@ static int padlock_sha_update(struct shash_desc *desc,
return crypto_shash_update(&dctx->fallback, data, length);
}
static int padlock_sha_export(struct shash_desc *desc, void *out)
{
struct padlock_sha_desc *dctx = shash_desc_ctx(desc);
return crypto_shash_export(&dctx->fallback, out);
}
static int padlock_sha_import(struct shash_desc *desc, const void *in)
{
struct padlock_sha_desc *dctx = shash_desc_ctx(desc);
struct padlock_sha_ctx *ctx = crypto_shash_ctx(desc->tfm);
dctx->fallback.tfm = ctx->fallback;
dctx->fallback.flags = desc->flags & CRYPTO_TFM_REQ_MAY_SLEEP;
return crypto_shash_import(&dctx->fallback, in);
}
static inline void padlock_output_block(uint32_t *src,
uint32_t *dst, size_t count)
{
@ -235,7 +252,10 @@ static struct shash_alg sha1_alg = {
.update = padlock_sha_update,
.finup = padlock_sha1_finup,
.final = padlock_sha1_final,
.export = padlock_sha_export,
.import = padlock_sha_import,
.descsize = sizeof(struct padlock_sha_desc),
.statesize = sizeof(struct sha1_state),
.base = {
.cra_name = "sha1",
.cra_driver_name = "sha1-padlock",
@ -256,7 +276,10 @@ static struct shash_alg sha256_alg = {
.update = padlock_sha_update,
.finup = padlock_sha256_finup,
.final = padlock_sha256_final,
.export = padlock_sha_export,
.import = padlock_sha_import,
.descsize = sizeof(struct padlock_sha_desc),
.statesize = sizeof(struct sha256_state),
.base = {
.cra_name = "sha256",
.cra_driver_name = "sha256-padlock",