diff options
| -rw-r--r-- | fs/f2fs/file.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c index 4b449d263333..01eed94b01ea 100644 --- a/fs/f2fs/file.c +++ b/fs/f2fs/file.c @@ -1541,12 +1541,18 @@ static int f2fs_ioc_set_encryption_policy(struct file *filp, unsigned long arg) sizeof(policy))) return -EFAULT; + err = mnt_want_write_file(filp); + if (err) + return err; + mutex_lock(&inode->i_mutex); err = f2fs_process_policy(&policy, inode); mutex_unlock(&inode->i_mutex); + mnt_drop_write_file(filp); + return err; #else return -EOPNOTSUPP; |