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Diffstat (limited to 'fs/f2fs/namei.c')
-rw-r--r--fs/f2fs/namei.c18
1 files changed, 15 insertions, 3 deletions
diff --git a/fs/f2fs/namei.c b/fs/f2fs/namei.c
index 11cabcadb1a3..98f00a3a7f50 100644
--- a/fs/f2fs/namei.c
+++ b/fs/f2fs/namei.c
@@ -321,9 +321,9 @@ static struct dentry *f2fs_lookup(struct inode *dir, struct dentry *dentry,
if (err)
goto err_out;
}
- if (!IS_ERR(inode) && f2fs_encrypted_inode(dir) &&
- (S_ISDIR(inode->i_mode) || S_ISLNK(inode->i_mode)) &&
- !fscrypt_has_permitted_context(dir, inode)) {
+ if (f2fs_encrypted_inode(dir) &&
+ (S_ISDIR(inode->i_mode) || S_ISLNK(inode->i_mode)) &&
+ !fscrypt_has_permitted_context(dir, inode)) {
bool nokey = f2fs_encrypted_inode(inode) &&
!fscrypt_has_encryption_key(inode);
err = nokey ? -ENOKEY : -EPERM;
@@ -663,6 +663,12 @@ static int f2fs_rename(struct inode *old_dir, struct dentry *old_dentry,
bool is_old_inline = f2fs_has_inline_dentry(old_dir);
int err = -ENOENT;
+ if ((f2fs_encrypted_inode(old_dir) &&
+ !fscrypt_has_encryption_key(old_dir)) ||
+ (f2fs_encrypted_inode(new_dir) &&
+ !fscrypt_has_encryption_key(new_dir)))
+ return -ENOKEY;
+
if ((old_dir != new_dir) && f2fs_encrypted_inode(new_dir) &&
!fscrypt_has_permitted_context(new_dir, old_inode)) {
err = -EPERM;
@@ -843,6 +849,12 @@ static int f2fs_cross_rename(struct inode *old_dir, struct dentry *old_dentry,
int old_nlink = 0, new_nlink = 0;
int err = -ENOENT;
+ if ((f2fs_encrypted_inode(old_dir) &&
+ !fscrypt_has_encryption_key(old_dir)) ||
+ (f2fs_encrypted_inode(new_dir) &&
+ !fscrypt_has_encryption_key(new_dir)))
+ return -ENOKEY;
+
if ((f2fs_encrypted_inode(old_dir) || f2fs_encrypted_inode(new_dir)) &&
(old_dir != new_dir) &&
(!fscrypt_has_permitted_context(new_dir, old_inode) ||