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-rw-r--r--fs/ext4/super.c17
1 files changed, 3 insertions, 14 deletions
diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index 66845a08a87a..20539c2cd6d8 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -1100,12 +1100,6 @@ static int ext4_get_context(struct inode *inode, void *ctx, size_t len)
EXT4_XATTR_NAME_ENCRYPTION_CONTEXT, ctx, len);
}
-static int ext4_key_prefix(struct inode *inode, u8 **key)
-{
- *key = EXT4_SB(inode->i_sb)->key_prefix;
- return EXT4_SB(inode->i_sb)->key_prefix_size;
-}
-
static int ext4_prepare_context(struct inode *inode)
{
return ext4_convert_inline_data(inode);
@@ -1179,9 +1173,9 @@ static unsigned ext4_max_namelen(struct inode *inode)
EXT4_NAME_LEN;
}
-static struct fscrypt_operations ext4_cryptops = {
+static const struct fscrypt_operations ext4_cryptops = {
+ .key_prefix = "ext4:",
.get_context = ext4_get_context,
- .key_prefix = ext4_key_prefix,
.prepare_context = ext4_prepare_context,
.set_context = ext4_set_context,
.dummy_context = ext4_dummy_context,
@@ -1190,7 +1184,7 @@ static struct fscrypt_operations ext4_cryptops = {
.max_namelen = ext4_max_namelen,
};
#else
-static struct fscrypt_operations ext4_cryptops = {
+static const struct fscrypt_operations ext4_cryptops = {
.is_encrypted = ext4_encrypted_inode,
};
#endif
@@ -4218,11 +4212,6 @@ no_journal:
ratelimit_state_init(&sbi->s_msg_ratelimit_state, 5 * HZ, 10);
kfree(orig_data);
-#ifdef CONFIG_EXT4_FS_ENCRYPTION
- memcpy(sbi->key_prefix, EXT4_KEY_DESC_PREFIX,
- EXT4_KEY_DESC_PREFIX_SIZE);
- sbi->key_prefix_size = EXT4_KEY_DESC_PREFIX_SIZE;
-#endif
return 0;
cantfind_ext4: