diff options
Diffstat (limited to 'fs/ioctl.c')
| -rw-r--r-- | fs/ioctl.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/fs/ioctl.c b/fs/ioctl.c index c415668c86d4..cb9b02940805 100644 --- a/fs/ioctl.c +++ b/fs/ioctl.c @@ -223,7 +223,11 @@ static long ioctl_file_clone(struct file *dst_file, unsigned long srcfd, if (!src_file.file) return -EBADF; - ret = vfs_clone_file_range(src_file.file, off, dst_file, destoff, olen); + ret = -EXDEV; + if (src_file.file->f_path.mnt != dst_file->f_path.mnt) + goto fdput; + ret = do_clone_file_range(src_file.file, off, dst_file, destoff, olen); +fdput: fdput(src_file); return ret; } |