1 files changed, 5 insertions, 0 deletions

diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c
index 8bfb514b26c9..1e766e86f334 100644
--- a/fs/btrfs/ioctl.c
+++ b/fs/btrfs/ioctl.c
@@ -2185,6 +2185,11 @@ static noinline long btrfs_ioctl_clone(struct file *file, unsigned long srcfd,
         if (!(src_file->f_mode & FMODE_READ))
                 goto out_fput;
 
+        /* don't make the dst file partly checksummed */
+        if ((BTRFS_I(src)->flags & BTRFS_INODE_NODATASUM) !=
+            (BTRFS_I(inode)->flags & BTRFS_INODE_NODATASUM))
+                goto out_fput;
+
         ret = -EISDIR;
         if (S_ISDIR(src->i_mode) || S_ISDIR(inode->i_mode))
                 goto out_fput;