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authorEric Biggers <ebiggers@google.com>2018-01-11 23:27:00 -0500
committerTheodore Ts'o <tytso@mit.edu>2018-01-11 23:27:00 -0500
commit81dd76b2a5ca4328b810ee9911ae72fb67b83096 (patch)
treea58b3d93b896906d411e64397463d998006f52f1 /fs/ubifs/file.c
parent0e4dda290779aa5ceaa5ee8c79961146124d78e7 (diff)
ubifs: switch to fscrypt_get_symlink()
Signed-off-by: Eric Biggers <ebiggers@google.com> Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Diffstat (limited to 'fs/ubifs/file.c')
-rw-r--r--fs/ubifs/file.c36
1 files changed, 2 insertions, 34 deletions
diff --git a/fs/ubifs/file.c b/fs/ubifs/file.c
index dfe85069586e..3cfc578c42ea 100644
--- a/fs/ubifs/file.c
+++ b/fs/ubifs/file.c
@@ -1662,49 +1662,17 @@ static const char *ubifs_get_link(struct dentry *dentry,
struct inode *inode,
struct delayed_call *done)
{
- int err;
- struct fscrypt_symlink_data *sd;
struct ubifs_inode *ui = ubifs_inode(inode);
- struct fscrypt_str cstr;
- struct fscrypt_str pstr;
- if (!ubifs_crypt_is_encrypted(inode))
+ if (!IS_ENCRYPTED(inode))
return ui->data;
if (!dentry)
return ERR_PTR(-ECHILD);
- err = fscrypt_get_encryption_info(inode);
- if (err)
- return ERR_PTR(err);
-
- sd = (struct fscrypt_symlink_data *)ui->data;
- cstr.name = sd->encrypted_path;
- cstr.len = le16_to_cpu(sd->len);
-
- if (cstr.len == 0)
- return ERR_PTR(-ENOENT);
-
- if ((cstr.len + sizeof(struct fscrypt_symlink_data) - 1) > ui->data_len)
- return ERR_PTR(-EIO);
-
- err = fscrypt_fname_alloc_buffer(inode, cstr.len, &pstr);
- if (err)
- return ERR_PTR(err);
-
- err = fscrypt_fname_disk_to_usr(inode, 0, 0, &cstr, &pstr);
- if (err) {
- fscrypt_fname_free_buffer(&pstr);
- return ERR_PTR(err);
- }
-
- pstr.name[pstr.len] = '\0';
-
- set_delayed_call(done, kfree_link, pstr.name);
- return pstr.name;
+ return fscrypt_get_symlink(inode, ui->data, ui->data_len, done);
}
-
const struct address_space_operations ubifs_file_address_operations = {
.readpage = ubifs_readpage,
.writepage = ubifs_writepage,