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",