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authorLinus Torvalds <torvalds@linux-foundation.org>2010-02-02 12:48:49 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2010-02-02 12:48:49 -0800
commit489b24f2cbdcc1c93f55a2707733bba702ba8dbf (patch)
tree338a574de2e7913a3057f148b047f5ce37d31ba6 /drivers
parent4dab75ec3ebf28583fc902ac946b287b5acdbcad (diff)
parentcd1510cb5f892907fe1a662f90b41fb3a42954e0 (diff)
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
Diffstat (limited to 'drivers')
-rw-r--r--drivers/char/random.c9
-rw-r--r--drivers/crypto/padlock-sha.c23
2 files changed, 23 insertions, 9 deletions
diff --git a/drivers/char/random.c b/drivers/char/random.c
index 8258982b49ec..2849713d2231 100644
--- a/drivers/char/random.c
+++ b/drivers/char/random.c
@@ -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;
}
diff --git a/drivers/crypto/padlock-sha.c b/drivers/crypto/padlock-sha.c
index 0af80577dc7b..d3a27e0119bc 100644
--- a/drivers/crypto/padlock-sha.c
+++ b/drivers/crypto/padlock-sha.c
@@ -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",