diff options
| -rw-r--r-- | fs/ubifs/dir.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/fs/ubifs/dir.c b/fs/ubifs/dir.c index 30825d882aa9..bbe2b346a94f 100644 --- a/fs/ubifs/dir.c +++ b/fs/ubifs/dir.c @@ -285,6 +285,15 @@ static struct dentry *ubifs_lookup(struct inode *dir, struct dentry *dentry, goto out_dent; } + if (ubifs_crypt_is_encrypted(dir) && + (S_ISDIR(inode->i_mode) || S_ISLNK(inode->i_mode)) && + !fscrypt_has_permitted_context(dir, inode)) { + ubifs_warn(c, "Inconsistent encryption contexts: %lu/%lu", + dir->i_ino, inode->i_ino); + err = -EPERM; + goto out_inode; + } + done: kfree(dent); fscrypt_free_filename(&nm); @@ -295,6 +304,8 @@ done: d_add(dentry, inode); return NULL; +out_inode: + iput(inode); out_dent: kfree(dent); out_fname: |