[2/2] btrfs: Set file size correctly in file clone

Commit Message

Li Zefan Nov. 19, 2010, 1:36 a.m. UTC

None

Patch

diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c
index 81b47bd..6b4bfa7 100644
--- a/fs/btrfs/ioctl.c
+++ b/fs/btrfs/ioctl.c
@@ -1873,8 +1873,8 @@  static noinline long btrfs_ioctl_clone(struct file *file, unsigned long srcfd,
 			 * but shouldn't round up the file size
 			 */
 			endoff = new_key.offset + datal;
-			if (endoff > off+olen)
-				endoff = off+olen;
+			if (endoff > destoff+olen)
+				endoff = destoff+olen;
 			if (endoff > inode->i_size)
 				btrfs_i_size_write(inode, endoff);